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 the Army, past or present". The legislation implicitly clarified the relationship of Washington's rank to Pershing's. Public Law 94-479, which codified the rank of General of the Armies of the United States, did not create a separate rank from Pershing's but rather simply clarified that, while Washington and Pershing held the same rank, Washington was to be considered senior although having obtained the rank at a later date. General of the Army Douglas MacArthur was considered for appointment to the rank of General of the Armies both during and after World War II, but a formal promotion order for his