General-in-chief military forces in the field, as the generals-in-chief did in the 19th century. The rank of "General of the Armies of the United States" was conferred upon General John J. Pershing in 1919 and to Lieutenant General George Washington (posthumously) in 1975 by acts of Congress. Washington's date of rank was retroactively dated to 1799, so that he will always be the senior ranking general of the United States Army. (American general ranks and titles may be a little confusing; however, as reference is cited the public domain information of the Center for Military History of the United States Army
General officers in the United States was that of Major General, with Thomas Holcomb becoming the first three-star Marine general and Alexander Vandegrift becoming the first four-star Marine general (both on active duty) in history. Vandegrift's rank was awarded after becoming the Commandant of the Marine Corps. The second version of General of the Army, colloquially known as a "Five-star General" was created by Pub.L. passed on 14 December 1944, first as a temporary rank, then made permanent 23 March 1946 by an act of the 79th Congress. It was created to give the most senior American commanders parity of rank with their British counterparts holding