People's Vigilance Brigades () also serve a similar purpose. Training establishments Armed Forces Academy The Military Academy () is a military university public higher education establishment whose mission is to train officers of the Permanent Staff of the Army. It has been in operation since 21 August 2009 by presidential decree. Its headquarters are in Lobito. It trains in the following specialties: Infantry Tanks Land Artillery Anti-Air Defense Military Engineering Logistics Telecommunications Hidden Direction of Troops Military Administration Armament and Technique Chemical Defense Operational Military Intelligence Technical Repair and Maintenance Platoon of Auto and Armored Technique Navy Naval War Institute (INSG) Naval Academy Naval Specialist School Air Force Angolan Military Aviation School Pilot Basic Training School (Lobito) Institutions/other units Museum of the Armed Forces Military Hospitals The Military hospital of the FAA is the Main Military Hospital. It has the following lineage: 1961 – Evacuation Infirmary 1962 – Military Hospital of Luanda 1975 – Military Hospital 1976 – Central Military Hospital 1989 – Main Military Hospital It provides specialized medical assistance in accordance with the military health system; It also promotes post-graduate education and scientific research. Currently, the Main Military Hospital serves 39 special medical specialties. It is a headed by a Director General whose main supporting body is the Board of Directors. Supreme Military Court The Supreme Military Court is the highest organ of the hierarchy of military courts. The Presiding Judge, the Deputy Presiding Judge and the other Counselor Judges of the Supreme Military Court are appointed by the President of the Republic. The composition, organization, powers and functioning of the Supreme Military Court are established by law. Military Bands The FAA maintains Portuguese-style military bands in all three branches and in individual units. The primary band is the 100-member Music Band of the Presidential Security Household. The music band of the Army Command was created on 16 June 1994 and four years later, on 15 August 1998, the National Air Force created a music band within an artistic brigade. The navy has its own marching band, as well as a small musical group known as Banda 10 de Julho (10th July Band), based at the Luanda Naval Base. Foreign deployments The FAPLA's main counterinsurgency effort was directed against UNITA in the southeast, and its conventional capabilities were demonstrated principally in the undeclared South African Border War. The FAPLA first performed its external assistance mission with the dispatch