The United States Air Force (USAF) is the aerial and space warfare service branch of the U.S. Armed Forces. Established as a separate service in 1947, it is responsible for conducting military operations in the air, space, and cyberspace. The Air Force's core missions include air superiority, global strike, rapid global mobility, intelligence, surveillance, reconnaissance, and nuclear deterrence.

The USAF operates a wide range of aircraft, including fighters, bombers, transport planes, and unmanned aerial vehicles. It also plays a crucial role in national defense and global security through its various technological advancements and strategic partnerships.