The Turkish Armed Forces (TAF) (TSK) are the military forces of the Republic of Turkey. They consist of the Army, the Navy and the Air Force. The Gendarmerie and the Coast Guard, both of which have law enforcement and military functions, operate as components of the internal security forces in peacetime, and are subordinate to the Ministry of Interior. In wartime, they are subordinate to the Army and Navy. The President of Turkey is the military's overall head.