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.
Tenth Air Force
Moved to Selfridge AFB, Michigan, 16 January 1950 where for the next decade it concentrated on air reserve training throughout the decade. On 1 July 1960, the Fifth Air Force Reserve Region was formed at Selfridge AFB. The Fifth Air Force Reserve Region was one of five Reserve regions and became operational on 1 September 1960, under the control of Continental Air Command (CAC), as a result, Tenth Air Force was discontinued, and inactivated, on 1 September 1960.