Supreme Headquarters Allied Powers Europe Supreme Headquarters Allied Powers Europe Supreme Headquarters Allied Powers Europe (SHAPE) is the headquarters of the North Atlantic Treaty Organization's Allied Command Operations (ACO). SHAPE is located at Casteau, north of the Belgian city of Mons. The commander of ACO and SHAPE is Supreme Allied Commander Europe (SACEUR), a U.S. four-star general officer or flag officer who also serves as Commander, U.S. European Command. Since 1967 it has been located at Casteau, north of the Belgian city of Mons, but it had previously been located, from 1953, at Rocquencourt, next to Versailles, France. From 1951 to 2003, SHAPE was the
Allied Forces Northern Europe in the case of war, was directly subordinated to CINCNORTH and was always a general from the U.S. Air Force. The leadership of AFNORTH additionally included a "Land Deputy", a "Sea Deputy", and an "Air Deputy", who were for a period Danish or Norwegian Major Generals or Rear Admirals. Headquarters Allied Air Forces Northern Europe was created by SHAPE on 29 March 1951. Major General R.K. Taylor, U.S. Air Force, was assigned as its commander on 2 April 1951. The Headquarters was established in London on 1 June 1951 and later transferred to Oslo, Norway on 22 June 1951. By