The United States Air Force (USAF) is the aerial warfare branch of the United States Military. The USAF has been linked to the development of Skynet in various timelines.

Fiction

Terminator 2: Judgment Day

The revolutionary microprocessor invented by Miles Dyson working for Cyberdyne Systems is used to upgrade the United States Air Force's stealth bombers to fully unmanned platforms. After this upgrade, they fly with perfect operational records. Terminator 2: Judgment Day

Terminator 3: Rise of the Machines

The United Stated Air Force purchases the patents from Cyberdyne and contracts with Cyber Research Systems to develop Skynet and other advanced weapons, such as the T-1 Ground Assault Vehicle and HK-Drones. Lieutenant General Robert Brewster is in charge of the project. Terminator 3: Rise of the Machines

Terminator Salvation

Marcus Wright searches Skynet Central's database for answers about his post-execution fate after 2003. He uncovers a news archive which mentions the United States Air Force took over the development of artificial intelligence that year. Terminator Salvation