Answer:
Many types of technology were customized for military use, and major developments occurred across several fields including:
Weaponry: ships, vehicles, submarines, aircraft, tanks, artillery, small arms; and biological, chemical, and atomic weapons
Logistical support: vehicles necessary for transporting soldiers and supplies, such as trains, trucks, tanks, ships, and aircraft
Communications and intelligence: devices used for navigation, communication, remote sensing, and espionage
Medicine: surgical innovations, chemical medicines, and techniques
Rocketry: guided missiles, medium-range ballistic missiles, and automatic aircraft.