The Turkish Armed Forces consists of the Land Forces, the Naval Forces and the Air Force. The Gendarmerie and the Coast Guard operate as parts of the Ministry of Internal Affairs in peacetime, although they are subordinated to the Army and Navy Commands respectively in wartime, during which they have both internal law enforcement and military functions. The Chief of the General Staff is appointed by the President and is responsible to the Prime Minister. The Council of Ministers is responsible to the Parliament for matters of national security and the adequate preparation of the armed forces to defend the country. However, the authority to declare war and to deploy the Turkish Armed Forces to foreign countries or to allow foreign armed forces to be stationed in Turkey rests solely with the Parliament.
The MILGEM project aims to design and build locally a fleet of hi-tech stealth multipurpose corvettes and frigates. TCG Heybeliada is one of the warships built under the scope of this project.
Every fit male Turkish citizen otherwise not barred is required to serve in the military for a period ranging from three weeks to a year, dependent on education and job location. Turkey does not recognise conscientious objection and does not offer a civilian alternative to military service.
Turkey has the second largest standing military force in NATO, after the US Armed Forces, with an estimated strength of 495,000 deployable forces, according to a 2011 NATO estimate.Turkey is one of five NATO member states which are part of the nuclear sharing policy of the alliance, together with Belgium, Germany, Italy, and the Netherlands. A total of 90 B61 nuclear bombs are hosted at the Incirlik Air Base, 40 of which are allocated for use by the Turkish Air Force in case of a nuclear conflict, but their use requires the approval of NATO.
Turkey has maintained forces in international missions under the United Nations and NATO since the Korean War, including peacekeeping missions in Somalia, Yugoslavia, Horn of Africa and supported the coalition forces in the First Gulf War. Turkey maintains a controversial 36,000 troop-strong force in Northern Cyprus, contributes military personnel to the International Security Assistance Force, Kosovo Force, Eurocorps and takes part in the EU Battlegroups while assisting Iraqi Kurdistan and Somalia with security. TAF has overseas military bases in Iraq, Qatar and in Somalia.
According to 2016 Global Peace Index, Turkey ranked 145th out of 163 countries in the world, mainly because of its conflict with Kurdish insurgents and its military intervention in Syria.