Eleventh Air Force
Established on 28 December 1941 as the Alaskan Air Force at Elmendorf Field, Alaska Territory. 11 AF was a United States Army Air Forces combat air force in the American Theater of World War II, providing air defense of Alaska and engaging in combat operations primarily in the Aleutian Islands and Northern Pacific during the Aleutian Islands Campaign.
Twelfth Air Force
In September 1968, Twelfth Air Force moved to Bergstrom AFB, Texas. During the Vietnam War, the Twelfth was a primary source for tactical fighter, reconnaissance, and airlift forces deployed to the war zone in Southeast Asia.