Major general (United States) held by the commandant was raised to major general. It remained the highest rank in the Marine Corps until January 20, 1942, when the rank held by the commandant was raised to lieutenant general. Given that the U.S. Air Force evolved from its predecessors, the U.S. Army Air Service, the U.S. Army Air Corps and the U.S. Army Air Forces, the rank of major general in the Air Force coincides with its establishment as an independent service in 1947. Major general (United States) In the United States Army, United States Marine Corps, and United States Air Force, major general is
General of the Armies appoint Douglas MacArthur to the rank of "General of the Armies" and have this position be considered a six-star general rank. The proposal for MacArthur's promotion to a new rank was begun on July 23, 1945. The Army draft for the promotion specified three key points regarding the renewed proposal for General of the Armies: At the beginning of August 1945, a member of MacArthur's staff drew a single sketch of a five star general insignia superimposed in its center with a sixth star of rank. This sketch was the first known design for a "six star general" insignia, but