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---title: Secret_Weapons_Tech_Tree---::: mw-parser-output::: {.eu4box style="width:250px; height:auto; float:right; clear:right"}::: heading::: {style="font-size:larger; padding: 3px 0px; text-align:center;"}[Tech Tree](/wiki/Tech_Tree "Tech Tree")::::::​::: {style="font-weight: bold; text-align:center;"}Regular:::​------------------------------------------------------------------------​::: {style="columns:110px 2; column-gap: 5px;-webkit-columns:110px 2; -webkit-column-gap: 5px;-moz-columns:110px 2; -moz-column-gap: 5px;"}[Aircraft](/wiki/Aircraft_Tech_Tree "Aircraft Tech Tree")\[Armor andArtillery](/wiki/Armor_and_Artillery_Tech_Tree "Armor and Artillery Tech Tree")\[Industry](/wiki/Industry_Tech_Tree "Industry Tech Tree")\[Infantry](/wiki/Infantry_Tech_Tree "Infantry Tech Tree")\[Naval](/wiki/Naval_Tech_Tree "Naval Tech Tree")\[Secret Weapons]{.mw-selflink .selflink}:::​::: {style="font-weight: bold; text-align:center;"}Doctrines:::​------------------------------------------------------------------------​::: {style="columns:80px 3; column-gap: 5px;-webkit-columns:80px 3; -webkit-column-gap: 5px;-moz-columns:80px 3; -moz-column-gap: 5px;"}[Land](/wiki/Land_Doctrine_Tech_Tree "Land Doctrine Tech Tree")\[Air](/wiki/Air_Doctrine_Tech_Tree "Air Doctrine Tech Tree")\[Naval](/wiki/Naval_Doctrine_Tech_Tree "Naval Doctrine Tech Tree")::::::​::: {#toc .toc aria-labelledby="mw-toc-heading" role="navigation"}::: {.toctitle dir="ltr" lang="en"}## Contents {#mw-toc-heading}​[ ]{.toctogglespan}:::​- [[ 1 ]{.tocnumber} [ Basic Rocket Interceptor ]{.toctext}](#Basic_Rocket_Interceptor)- [[ 2 ]{.tocnumber} [ Improved Rocket Interceptor ]{.toctext}](#Improved_Rocket_Interceptor)- [[ 3 ]{.tocnumber} [ Basic Turbojet Interceptor ]{.toctext}](#Basic_Turbojet_Interceptor)- [[ 4 ]{.tocnumber} [ Improved Turbojet Interceptor ]{.toctext}](#Improved_Turbojet_Interceptor)- [[ 5 ]{.tocnumber} [ Turbojet Carrier Air Wing ]{.toctext}](#Turbojet_Carrier_Air_Wing)- [[ 6 ]{.tocnumber} [ Turbojet Close Air Support Aircraft ]{.toctext}](#Turbojet_Close_Air_Support_Aircraft)- [[ 7 ]{.tocnumber} [ Turbojet Tactical Bomber ]{.toctext}](#Turbojet_Tactical_Bomber)- [[ 8 ]{.tocnumber} [ Turbojet Naval Bomber ]{.toctext}](#Turbojet_Naval_Bomber)- [[ 9 ]{.tocnumber} [ Turbojet Strategic Bomber ]{.toctext}](#Turbojet_Strategic_Bomber)- [[ 10 ]{.tocnumber} [ Flying Bomb ]{.toctext}](#Flying_Bomb)- [[ 11 ]{.tocnumber} [ Strategic Rocket ]{.toctext}](#Strategic_Rocket)- [[ 12 ]{.tocnumber} [ Ballistic Missile ]{.toctext}](#Ballistic_Missile)- [[ 13 ]{.tocnumber} [ Intercontinental Ballistic Missile ]{.toctext}](#Intercontinental_Ballistic_Missile)- [[ 14 ]{.tocnumber} [ Basic Electronic Computers ]{.toctext}](#Basic_Electronic_Computers)- [[ 15 ]{.tocnumber} [ Improved Electronic Computers ]{.toctext}](#Improved_Electronic_Computers)- [[ 16 ]{.tocnumber} [ Advanced Electronic Computers ]{.toctext}](#Advanced_Electronic_Computers)- [[ 17 ]{.tocnumber} [ Nuclear Waste Bomb ]{.toctext}](#Nuclear_Waste_Bomb)- [[ 18 ]{.tocnumber} [ Semi-Fission Bomb ]{.toctext}](#Semi-Fission_Bomb)- [[ 19 ]{.tocnumber} [ Fission Bomb ]{.toctext}](#Fission_Bomb)- [[ 20 ]{.tocnumber} [ Nuclear Battleship Propulsion ]{.toctext}](#Nuclear_Battleship_Propulsion)- [[ 21 ]{.tocnumber} [ Nuclear Cruiser Propulsion ]{.toctext}](#Nuclear_Cruiser_Propulsion)- [[ 22 ]{.tocnumber} [ Nuclear Carrier Propulsion ]{.toctext}](#Nuclear_Carrier_Propulsion)- [[ 23 ]{.tocnumber} [ Nuclear-powered Submarine ]{.toctext}](#Nuclear-powered_Submarine)- [[ 24 ]{.tocnumber} [ Air Cavalry Division ]{.toctext}](#Air_Cavalry_Division)- [[ 25 ]{.tocnumber} [ Air-to-Surface Missile (ASM) ]{.toctext}](#Air-to-Surface_Missile_.28ASM.29)- [[ 26 ]{.tocnumber} [ Surface-to-Air Missile (SAM) ]{.toctext}](#Surface-to-Air_Missile_.28SAM.29)- [[ 27 ]{.tocnumber} [ Basic Turbojet Fighter ]{.toctext}](#Basic_Turbojet_Fighter)- [[ 28 ]{.tocnumber} [ Improved Turbojet Fighter ]{.toctext}](#Improved_Turbojet_Fighter):::​#### [ Basic Rocket Interceptor ]{#Basic_Rocket_Interceptor .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1941 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model interceptor 5 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Basic Rocket Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Basic Rocket Interceptor Airframe || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/d/d8/Artillery.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Art || | illery.png "artillery"){.image} - || | 30mm Cannons || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Improved Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Basic Rocket Interceptor || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Improved Rocket Interceptor ]{#Improved_Rocket_Interceptor .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - [Basic Rocket | loading="lazy" || | width="24"}](/wiki/File:R || Interceptor](/wiki/Secret_Weap | ocketry.png "rocketry"){.image} - || ons_Tech_Tree#Basic_Rocket_Interc | Improved Rocket Engine || eptor "Secret Weapons Tech Tree") | || | 8 - || ```{=html} | [{file-height="24" || ``` | file-width="24" || - Effects: | u || | rl="/images/a/a1/Aeronautics.png" || ```{=html} | decoding="async" height="24" || <!-- --> | loading="lazy" || ``` | width="24"}](/wiki/File:Aeronau || - New Model interceptor 6 | tics.png "aeronautics"){.image} - || | Improved Rocket Interceptor || | Airframe || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/5/51/Rocketry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Air-to-Air Missile || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Improved Rocket Interceptor || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Basic Turbojet Interceptor ]{#Basic_Turbojet_Interceptor .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1941 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model interceptor 7 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Basic Turbojet Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Basic Turbojet Interceptor || | Airframe || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/d/d8/Artillery.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Art || | illery.png "artillery"){.image} - || | 30mm Cannons || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Improved Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Basic Turbojet Interceptor || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Improved Turbojet Interceptor ]{#Improved_Turbojet_Interceptor .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - [Basic Turbojet | loading="lazy" || | width="24"}](/wiki/File:R || Interceptor](/wiki/Secret_Weapon | ocketry.png "rocketry"){.image} - || s_Tech_Tree#Basic_Turbojet_Interc | Improved Turbojet Engine || eptor "Secret Weapons Tech Tree") | || | 8 - || ```{=html} | [{file-height="24" || ``` | file-width="24" || - Effects: | u || | rl="/images/a/a1/Aeronautics.png" || ```{=html} | decoding="async" height="24" || <!-- --> | loading="lazy" || ``` | width="24"}](/wiki/File:Aeronau || - New Model interceptor 8 | tics.png "aeronautics"){.image} - || | Improved Turbojet Airframe || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/images/5/51/Rocketry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Air-to-Air Missile || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Improved Turbojet Interceptor || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Turbojet Carrier Air Wing ]{#Turbojet_Carrier_Air_Wing .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - Modern Air Carrier | loading="lazy" || | width="24"}](/wiki/File:R || ```{=html} | ocketry.png "rocketry"){.image} - || <!-- --> | Naval Turbojet Engine || ``` | || - Effects: | 8 - || | [{file-height="24" || <!-- --> | file-width="24" || ``` | u || - New Model cag 8 | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Regular Composite Airframe || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/d/d8/Artillery.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Art || | illery.png "artillery"){.image} - || | 30mm Cannons || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | VTOL Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Turbojet Close Air Support Aircraft ]{#Turbojet_Close_Air_Support_Aircraft .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model cas 3 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Short-Range Turbojet Bomber || | Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Light Turbojet Bomber Airframe || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/d/d8/Artillery.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Art || | illery.png "artillery"){.image} - || | 120mm Cannon || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Radar Navigation || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Light Turbojet Bomber Prototype || | Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Turbojet Tactical Bomber ]{#Turbojet_Tactical_Bomber .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model tactical_bomber 5 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Medium-Range Turbojet Bomber || | Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Medium Bomber Turbojet Airframe || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | FAE Bombs || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Radar Navigation || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Medium-Range Turbojet Bomber || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Turbojet Naval Bomber ]{#Turbojet_Naval_Bomber .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1942 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model naval_bomber 3 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Medium-Range Turbojet Bomber || | Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Medium Bomber Turbojet Airframe || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/i || | mages/2/20/General_equipment.png" || | decoding="async" height="24" || | loading="lazy" || | width="24" || | }](/wiki/File:General_equipment.p || | ng "general_equipment"){.image} - || | Multiple Weapons Platform || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Radar Navigation || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Medium-Range Turbojet Bomber || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Turbojet Strategic Bomber ]{#Turbojet_Strategic_Bomber .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model strategic_bomber 3 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Long-Range Turbojet Bomber Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Heavy Bomber Turbojet Airframe || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/a/a1/Mechanics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mec || | hanics.png "mechanics"){.image} - || | Payload Racket Automatization || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Radar Navigation || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Heavy Turbojet Bomber Prototype || | Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Flying Bomb ]{#Flying_Bomb .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1941 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - Activate Unit Type | width="24"}](/wiki/File:R || flying_bomb | ocketry.png "rocketry"){.image} - || | Basic Clearing Routines || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Modified Steering Fens || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Catapult Launch Tests || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/a/a1/Mechanics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mec || | hanics.png "mechanics"){.image} - || | Mechanical Autopilot || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Flying Bomb Prototype Test (D) |+-----------------------------------+-----------------------------------+​#### [ Strategic Rocket ]{#Strategic_Rocket .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1942 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - [Flying | loading="lazy" || Bomb](/wik | width="24"}](/wiki/File:R || i/Secret_Weapons_Tech_Tree#Flying | ocketry.png "rocketry"){.image} - || _Bomb "Secret Weapons Tech Tree") | Improved Clearing Routines || | || ```{=html} | 5 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | u || ```{=html} | rl="/images/a/a1/Aeronautics.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - Activate Unit Type | width="24"}](/wiki/File:Aeronau || flying_rocket | tics.png "aeronautics"){.image} - || - New Model flying_rocket 0 | Reinforced Ribs || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Advanced All-Weather Tests || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Gyroscope Autopilot || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Strategic Rocket Prototype Test || | (D) |+-----------------------------------+-----------------------------------+​#### [ Ballistic Missile ]{#Ballistic_Missile .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - [Strategic | loading="lazy" || Rocket](/wiki/Sec | width="24"}](/wiki/File:R || ret_Weapons_Tech_Tree#Strategic_R | ocketry.png "rocketry"){.image} - || ocket "Secret Weapons Tech Tree") | Advanced Clearing Routines || | || ```{=html} | 8 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | u || ```{=html} | rl="/images/a/a1/Aeronautics.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model flying_rocket 1 | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Multiple Sections || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Multi-stage Test Flights || | || | 9 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Gyrostabilized Launch Computer || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Ballistic Missile Prototype Test || | (D) |+-----------------------------------+-----------------------------------+​#### [ Intercontinental Ballistic Missile ]{#Intercontinental_Ballistic_Missile .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1951 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - [Ballistic | loading="lazy" || Missile](/wiki/Secr | width="24"}](/wiki/File:R || et_Weapons_Tech_Tree#Ballistic_Mi | ocketry.png "rocketry"){.image} - || ssile "Secret Weapons Tech Tree") | Semimodern Clearing Routines || | || ```{=html} | 9 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | url="/images/5/51/Rocketry.png" || ```{=html} | decoding="async" height="24" || <!-- --> | loading="lazy" || ``` | width="24"}](/wiki/File:R || - New Model flying_rocket 2 | ocketry.png "rocketry"){.image} - || | Section Flight Dropping || | || | 10 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Multi-stage Ballistic Missile || | Test Flights || | || | 10 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | ICBM Guidance System Computer || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | ICBM Prototype Test (D) |+-----------------------------------+-----------------------------------+​#### [ Basic Electronic Computers ]{#Basic_Electronic_Computers .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1941 | 8 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | u || <!-- --> | rl="/images/7/79/Mathematics.png" || ``` | decoding="async" height="24" || - Research Modifier: 5 | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Assembly Language || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Cathode Ray Tube Primary Memory || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Magnetic Tape Secondary Memory || | || | 6 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | BCD ALU || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Hardwired CPU (D) |+-----------------------------------+-----------------------------------+​#### [ Improved Electronic Computers ]{#Improved_Electronic_Computers .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 9 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | u || ``` | rl="/images/7/79/Mathematics.png" || - [Basic Electronic | decoding="async" height="24" || | loading="lazy" || Computers](/wiki/Secret_Weapon | width="24"}](/wiki/File:Mathema || s_Tech_Tree#Basic_Electronic_Comp | tics.png "mathematics"){.image} - || uters "Secret Weapons Tech Tree") | High Level Language || | || ```{=html} | 9 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | u || ```{=html} | rl="/images/d/dd/Electronics.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - Research Modifier: 5 | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Mercury Delay Line Primary Memory || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Magnetic Drum Secondary Memory || | || | 6 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Binary ALU || | || | 9 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Microprogramming (D) |+-----------------------------------+-----------------------------------+​#### [ Advanced Electronic Computers ]{#Advanced_Electronic_Computers .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1945 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | u || ``` | rl="/images/7/79/Mathematics.png" || - [Improved Electronic | decoding="async" height="24" || | loading="lazy" || Computers](/wiki/Secret_Weapons_T | width="24"}](/wiki/File:Mathema || ech_Tree#Improved_Electronic_Comp | tics.png "mathematics"){.image} - || uters "Secret Weapons Tech Tree") | Functional Programming || | || ```{=html} | 10 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | u || ```{=html} | rl="/images/d/dd/Electronics.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - Research Modifier: 5 | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Semiconductor Primary Memory || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Hard Disk Secondary Memory || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Floating Point ALU || | || | 10 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Batch Processing (D) |+-----------------------------------+-----------------------------------+​#### [ Nuclear Waste Bomb ]{#Nuclear_Waste_Bomb .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 8 - || - Prerequisites: None | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/ima || ``` | ges/0/05/Nuclear_engineering.png" || - Enable Mission Type: nuke | decoding="async" height="24" || - Max Reactor Size: 6 | loading="lazy" || - abomb_production | width="24"}](/ || - Subs may now launch Nukes | wiki/File:Nuclear_engineering.png || flying_bomb | "nuclear_engineering"){.image} - || - Subs may now launch Nukes | Basic Nuclear Bomb Construction || flying_rocket | || | 6 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Basic Detonator || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Basic Impact Calculations || | || | 6 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Basic Uranium Handling || | || | 10 - || | [{file-height="24" || | file-width="24" || | url=" || | /images/a/a1/Nuclear_physics.png" || | decoding="async" height="24" || | loading="lazy" || | width= || | "24"}](/wiki/File:Nuclear_physics || | .png "nuclear_physics"){.image} - || | Basic Nuclear Detonation Tests || | (D) |+-----------------------------------+-----------------------------------+​#### [ Semi-Fission Bomb ]{#Semi-Fission_Bomb .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 8 - || - Prerequisites: | [{file-height="24" || <!-- --> | file-width="24" || ``` | url="/ima || - [Nuclear Waste | ges/0/05/Nuclear_engineering.png" || Bomb](/wiki/Secre | decoding="async" height="24" || t_Weapons_Tech_Tree#Nuclear_Waste | loading="lazy" || _Bomb "Secret Weapons Tech Tree") | width="24"}](/ || | wiki/File:Nuclear_engineering.png || ```{=html} | "nuclear_engineering"){.image} - || <!-- --> | Improved Nuclear Bomb || ``` | Construction || - Effects: | || | 7 - || ```{=html} | [{file-height="24" || ``` | file-width="24" || - Max Reactor Size: 7 | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Improved Detonator || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Improved Impact Calculations || | || | 9 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Improved Uranium Handling || | || | 10 - || | [{file-height="24" || | file-width="24" || | url=" || | /images/a/a1/Nuclear_physics.png" || | decoding="async" height="24" || | loading="lazy" || | width= || | "24"}](/wiki/File:Nuclear_physics || | .png "nuclear_physics"){.image} - || | Improved Nuclear Detonation Tests || | (D) |+-----------------------------------+-----------------------------------+​#### [ Fission Bomb ]{#Fission_Bomb .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 10 - || - Prerequisites: | [{file-height="24" || <!-- --> | file-width="24" || ``` | url="/ima || - [Semi-Fission | ges/0/05/Nuclear_engineering.png" || Bomb](/wiki/Secr | decoding="async" height="24" || et_Weapons_Tech_Tree#Semi-Fission | loading="lazy" || _Bomb "Secret Weapons Tech Tree") | width="24"}](/ || | wiki/File:Nuclear_engineering.png || ```{=html} | "nuclear_engineering"){.image} - || <!-- --> | Advanced Nuclear Bomb || ``` | Construction || - Effects: | || | 8 - || ```{=html} | [{file-height="24" || ``` | file-width="24" || - Max Reactor Size: 8 | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Detonator || | || | 10 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/7/79/Mathematics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Mathema || | tics.png "mathematics"){.image} - || | Advanced Impact Calculations || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Advanced Uranium Handling || | || | 10 - || | [{file-height="24" || | file-width="24" || | url=" || | /images/a/a1/Nuclear_physics.png" || | decoding="async" height="24" || | loading="lazy" || | width= || | "24"}](/wiki/File:Nuclear_physics || | .png "nuclear_physics"){.image} - || | Advanced Nuclear Detonation Tests || | (D) |+-----------------------------------+-----------------------------------+​#### [ Nuclear Battleship Propulsion ]{#Nuclear_Battleship_Propulsion .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 9 - || - Prerequisites: None | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/ima || ``` | ges/0/05/Nuclear_engineering.png" || - New Model battleship 7 | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | BB Emergency Shut-down System || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/ima || | ges/0/05/Nuclear_engineering.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | BB Fuel Installation and Removal || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | BB Nuclear Cooling System || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/i || | mages/0/09/Naval_engineering.png" || | decoding="async" height="24" || | loading="lazy" || | width="24" || | }](/wiki/File:Naval_engineering.p || | ng "naval_engineering"){.image} - || | BB Modified Hull Construction || | || | 10 - || | [! || | [naval_training](/images/1/10/Nav || | al_training.png){file-height="24" || | file-width="24" || | url= || | "/images/1/10/Naval_training.png" || | decoding="async" height="24" || | loading="lazy" || | widt || | h="24"}](/wiki/File:Naval_trainin || | g.png "naval_training"){.image} - || | BB Nuclear Vessel Procedure (D) |+-----------------------------------+-----------------------------------+​#### [ Nuclear Cruiser Propulsion ]{#Nuclear_Cruiser_Propulsion .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 9 - || - Prerequisites: None | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/ima || ``` | ges/0/05/Nuclear_engineering.png" || - New Model heavy_cruiser 6 | decoding="async" height="24" || - New Model battlecruiser 6 | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | CA Emergency Shut-down System || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/ima || | ges/0/05/Nuclear_engineering.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | CA Fuel Installation and Removal || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | CA Nuclear Cooling System || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | CA Modified Hull Construction || | || | 10 - || | [! || | [naval_training](/images/1/10/Nav || | al_training.png){file-height="24" || | file-width="24" || | url= || | "/images/1/10/Naval_training.png" || | decoding="async" height="24" || | loading="lazy" || | widt || | h="24"}](/wiki/File:Naval_trainin || | g.png "naval_training"){.image} - || | CA Nuclear Vessel Procedure (D) |+-----------------------------------+-----------------------------------+​#### [ Nuclear Carrier Propulsion ]{#Nuclear_Carrier_Propulsion .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 9 - || - Prerequisites: None | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/ima || ``` | ges/0/05/Nuclear_engineering.png" || - New Model carrier 8 | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | CV Emergency Shut-down System || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/ima || | ges/0/05/Nuclear_engineering.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | CV Fuel Installation and Removal || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | CV Nuclear Cooling System || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | CV Modified Hull Construction || | || | 10 - || | [! || | [naval_training](/images/1/10/Nav || | al_training.png){file-height="24" || | file-width="24" || | url= || | "/images/1/10/Naval_training.png" || | decoding="async" height="24" || | loading="lazy" || | widt || | h="24"}](/wiki/File:Naval_trainin || | g.png "naval_training"){.image} - || | CV Nuclear Vessel Procedure (D) |+-----------------------------------+-----------------------------------+​#### [ Nuclear-powered Submarine ]{#Nuclear-powered_Submarine .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 9 - || - Prerequisites: None | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/ima || ``` | ges/0/05/Nuclear_engineering.png" || - New Model submarine 6 | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | SS Emergency Shut-down System || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/ima || | ges/0/05/Nuclear_engineering.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Nuclear_engineering.png || | "nuclear_engineering"){.image} - || | SS Fuel Installation and Removal || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | SS Nuclear Cooling System || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | SS Modified Hull Construction || | || | 10 - || | [! || | [naval_training](/images/1/10/Nav || | al_training.png){file-height="24" || | file-width="24" || | url= || | "/images/1/10/Naval_training.png" || | decoding="async" height="24" || | loading="lazy" || | widt || | h="24"}](/wiki/File:Naval_trainin || | g.png "naval_training"){.image} - || | SS Nuclear Vessel Procedure (D) |+-----------------------------------+-----------------------------------+​#### [ Air Cavalry Division ]{#Air_Cavalry_Division .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 7 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | u || <!-- --> | rl="/images/a/a1/Aeronautics.png" || ``` | decoding="async" height="24" || - New Model cavalry 5 | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Attack Helicopters || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Transport Helicopters || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/c/c7/Management.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Manag || | ement.png "management"){.image} - || | Aerial Support Organization || | || | 6 - || | [{file-height="24" || | file-width="24" || | url="/images/5/51/Rocketry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Modified Anti-Tank Weaponry || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/ima || | ges/f/f8/Combined_arms_focus.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/ || | wiki/File:Combined_arms_focus.png || | "combined_arms_focus"){.image} - || | Air Assault Tactics (D) |+-----------------------------------+-----------------------------------+​#### [ ]{#Air-to-Surface_Missile_(ASM)} [ Air-to-Surface Missile (ASM) ]{#Air-to-Surface_Missile_.28ASM.29 .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1942 | 6 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | u || ``` | rl="/images/a/a1/Aeronautics.png" || - [Turbojet Close Air Support | decoding="async" height="24" || Aircr | loading="lazy" || aft](/wiki/Secret_Weapons_Tech_Tr | width="24"}](/wiki/File:Aeronau || ee#Turbojet_Close_Air_Support_Air | tics.png "aeronautics"){.image} - || craft "Secret Weapons Tech Tree") | Air-launch tests || | || ```{=html} | 7 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | u || ```{=html} | rl="/images/a/a1/Aeronautics.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model cas 4 | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Air-to-Surface Wire Guidance || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Delayed Detonation Fuse || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | HEAT payload || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | ASM Prototype Test (D) |+-----------------------------------+-----------------------------------+​#### [ ]{#Surface-to-Air_Missile_(SAM)} [ Surface-to-Air Missile (SAM) ]{#Surface-to-Air_Missile_.28SAM.29 .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 6 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | u || <!-- --> | rl="/images/a/a1/Aeronautics.png" || ``` | decoding="async" height="24" || - Flak Power 100 | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Ground Launch Tests || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Surface-to-Air Wire Guidance || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Radar Proximity Fuse || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/1/19/Chemistry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Che || | mistry.png "chemistry"){.image} - || | Steel Bullet Ammo || | || | 8 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | SAM Prototype Test (D) |+-----------------------------------+-----------------------------------+​#### [ Basic Turbojet Fighter ]{#Basic_Turbojet_Fighter .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1943 | 10 - || - Prerequisites: None | [{file-height="24" || | file-width="24" || ```{=html} | url="/images/5/51/Rocketry.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model multi_role 3 | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Basic Turbojet Engine || | || | 8 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/a/a1/Aeronautics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Basic Turbojet Fighter Airframe || | || | 5 - || | [{file-height="24" || | file-width="24" || | url="/images/d/d8/Artillery.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Art || | illery.png "artillery"){.image} - || | 30mm Cannons || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Improved Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Basic Turbojet Fighter Prototype || | Tests (D) |+-----------------------------------+-----------------------------------+​#### [ Improved Turbojet Fighter ]{#Improved_Turbojet_Fighter .mw-headline}​+-----------------------------------+-----------------------------------+| - Historic Year: 1944 | 10 - || - Prerequisites: | [{file-height="24" || ```{=html} | file-width="24" || <!-- --> | url="/images/5/51/Rocketry.png" || ``` | decoding="async" height="24" || - [Basic Turbojet | loading="lazy" || Fighter](/wiki/Secret_We | width="24"}](/wiki/File:R || apons_Tech_Tree#Basic_Turbojet_Fi | ocketry.png "rocketry"){.image} - || ghter "Secret Weapons Tech Tree") | Improved Turbojet Engine || | || ```{=html} | 8 - || <!-- --> | [{file-height="24" || - Effects: | file-width="24" || | u || ```{=html} | rl="/images/a/a1/Aeronautics.png" || <!-- --> | decoding="async" height="24" || ``` | loading="lazy" || - New Model multi_role 4 | width="24"}](/wiki/File:Aeronau || | tics.png "aeronautics"){.image} - || | Improved Turbojet Airframe || | || | 7 - || | [{file-height="24" || | file-width="24" || | url="/images/5/51/Rocketry.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:R || | ocketry.png "rocketry"){.image} - || | Air-to-Air Missile || | || | 7 - || | [{file-height="24" || | file-width="24" || | u || | rl="/images/d/dd/Electronics.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wiki/File:Electro || | nics.png "electronics"){.image} - || | Advanced Centimetric Airborne || | Fighter Radar || | || | 10 - || | [{file-height="24" || | file-width="24" || | url="/imag || | es/9/9d/Technical_efficiency.png" || | decoding="async" height="24" || | loading="lazy" || | width="24"}](/wi || | ki/File:Technical_efficiency.png || | "technical_efficiency"){.image} - || | Improved Turbojet Fighter || | Prototype Tests (D) |+-----------------------------------+-----------------------------------+:::​