Its last assignment was with the United States Air Forces in Europe at Bad Kissingen, Germany, where it was inactivated on 10 November 1947.

[1][3] Within a week, it had moved to Bolling Field, District of Columbia, to prepare for the invasion of North Africa and changed its name to XII Air Support Command.

[4] The XII Tactical Air Command then shifted its focus from North Africa to the Mediterranean, where it provided fighter and bomber support for the invasion of Italy and later combat along the southern coast of France.

In August 1944, the command relocated from Italy to France to continue aerial support for advancing ground forces.

The 64th Fighter Wing had the longest continuous service with XII Tactical Air Command, from March 1943 to June 1947.