UNITED STATES AIR FORCE ACADEMY — It's the Air Force's birthday and we're celebrating by taking a look at their history in ...

On September 18, 1947, the U.S. Air Force was established as an independent branch of the military, marking its 77th birthday ...

Tinker Air Force Base celebrated the United States Air Force’s 77th birthday on Wednesday. Officials say 77 years ago in 1947 ...

The U.S. Air Force, officially established on September 18, 1947, through the National Security Act, is the second youngest ...

Many have tried, and many have failed. Soldiers need grit to endure the arduous training required to earn their tab.