Flag of the United States Air Force:
US Air Force Flag
The flag was officially adopted by President Harry S. Truman on 26 March 1951. Elements of the flag's design are used on the Department of the Air Force seal as well as the U.S. Air Force's service mark.
The flag of the United States Air Force consists of the coat of arms of the Air Force, which is composed of 13 white stars and the Department of the Air Force seal, on a blue background. The 13 stars represent the 13 original colonies, the three star grouping at the top portray the three Departments of the Department of Defense (Army, Navy, and Air Force). The crest includes the North American bald eagle, the cloud formation depicts the creation of a new firmament, and the wreath, composed of six alternate folds of silver and blue, incorporate the colors of the basic shield design.