![Nellis Air Force Base on Twitter: "Happy 246th birthday @USMC, you don't look a day over 221! 😉 #USMarines | #TeamNellis | #JointTraining https://t.co/atcp15Tbeq" / Twitter Nellis Air Force Base on Twitter: "Happy 246th birthday @USMC, you don't look a day over 221! 😉 #USMarines | #TeamNellis | #JointTraining https://t.co/atcp15Tbeq" / Twitter](https://pbs.twimg.com/media/FD2M8FHVcAEp_ZJ.jpg)
Nellis Air Force Base on Twitter: "Happy 246th birthday @USMC, you don't look a day over 221! 😉 #USMarines | #TeamNellis | #JointTraining https://t.co/atcp15Tbeq" / Twitter
![Norfolk Naval Shipyard would like to wish Happy Birthday to the U.S. Air Force Sept. 18! 75 years strong! Stock Photo - Alamy Norfolk Naval Shipyard would like to wish Happy Birthday to the U.S. Air Force Sept. 18! 75 years strong! Stock Photo - Alamy](https://c8.alamy.com/comp/2MMA1EP/norfolk-naval-shipyard-would-like-to-wish-happy-birthday-to-the-us-air-force-sept-18!-75-years-strong!-2MMA1EP.jpg)
Norfolk Naval Shipyard would like to wish Happy Birthday to the U.S. Air Force Sept. 18! 75 years strong! Stock Photo - Alamy
Student Veterans of America at Fordham - The Air Force celebrates its 74th birthday today on September 18th. The National Security Act of 1947 became law on July 26, 1947. It created
![Department of State on Twitter: "Happy 72nd Birthday @usairforce! We are proud of our partnership with the U.S. Air Force and salute the dedication and heroism of Airmen and women, past and Department of State on Twitter: "Happy 72nd Birthday @usairforce! We are proud of our partnership with the U.S. Air Force and salute the dedication and heroism of Airmen and women, past and](https://pbs.twimg.com/media/EEwD77LXsAAgfZy.jpg)
Department of State on Twitter: "Happy 72nd Birthday @usairforce! We are proud of our partnership with the U.S. Air Force and salute the dedication and heroism of Airmen and women, past and
WLWT - 🇺🇸 74 years ago today, the U.S. Air Force was born! Thank you to the brave people who have served and continue to serve our country! | Facebook
![State Department, Officials Accidentally Feature Navy Planes in Air Force Birthday Messages | Military.com State Department, Officials Accidentally Feature Navy Planes in Air Force Birthday Messages | Military.com](https://images05.military.com/sites/default/files/styles/full/public/2020-09/mil-air-force-birthday-mistake-1200.jpg)