Supreme Headquarters Allied Powers Europe Command Operations has at its disposal standing forces such as: Airlift support for SACEUR's travels is provided by the USAF's 309th Airlift Squadron at Chièvres Air Base, Belgium. In 2012 and 2013, NATO underwent a reorganization of the military command, and the land component commands at Heidelberg and Madrid were deactivated, the maritime component command at Naples was closed and the air component command at Izmir also shut down. Today Allied Command Operations (ACO) is one of the two strategic commands of NATO (the other being Allied Command Transformation (ACT). Under this structure, there are two joint force operational headquarters
Supreme Allied Commander of the Army Douglas MacArthur was appointed Supreme Allied Commander, South West Pacific Area (SWPA) on 18 June 1942. However, he preferred to use the title Commander-in-Chief. During the Allied occupation of Japan following the war, MacArthur held the title of Supreme Commander for the Allied Powers (SCAP). The term came into use again with the formation of NATO in 1949. In 1952, Allied Command Europe was established, led by Eisenhower. He became the "Supreme Allied Commander" (SACEUR). Soon afterwards, Allied Command Atlantic was established, at Norfolk, Virginia, under Lynde McCormick, a U.S. Navy admiral. His title was "Supreme Allied