Dec. 16, 2019 Citizen Airman pulls alert at Malmstrom AFB The Air Force Reserve was formed in 1948 under the leadership of President Harry S. Truman to serve in times of war. In the 70 years since then, the Reserve has developed into a Major Command (MAJCOM) and currently perform about 20% of the work of the Air Force. One role of the Citizen Airmen is