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 Allied Forces Northern Europe Allied Forces Northern Europe (AFNORTH) was the northern Major Subordinate Command of NATO's Allied Command Europe (ACE), located at Kolsås outside Oslo. In the case of war with the Soviet Union, AFNORTH would assume supreme command of all Allied forces in northern Europe (Norway and Denmark) and Germany north of Elbe/Hamburg and adjacent sea territory. For much of its existence its commander-in-chief (CINCNORTH) was a British Admiral or General. The chief-of-staff was always a German Vice Admiral. The central Air Force Commander Northern Europe, who would assume command of all NATO air forces in AFNORTH's area