March 24, 2022 National Museum of the U.S. Air Force celebrates 75th Anniversary of the U.S. Air Force The National Museum of the U.S. Air Force will host a variety of events and exhibits that commemorate the achievements of our nation’s airmen and guardians this year during the 75th Anniversary of the U.S. Air Force.The theme of the anniversary “Innovate, Accelerate, Thrive – The Air Force at 75,”