The 15th Air Force is a major command of the United States Air Force, established during World War II. It played a crucial role in the European theater, conducting strategic bombing missions against enemy targets in Germany and Italy. The command was known for its long-range bombers, including the B-17 Flying Fortress and B-24 Liberator. After the war, the 15th Air Force continued to operate, focusing on air defense and strategic deterrence during the Cold War. It is now part of the Air Force Global Strike Command, overseeing various units and missions, including nuclear deterrence and global strike capabilities.