, Tunisia had an army of 27,000 personnel equipped with 84 main battle tanks and 48 light tanks. The navy had 4,800 personnel operating 25 patrol boats and 6 other craft. The Tunisian Air Force has 154 aircraft and 4 UAVs. Paramilitary forces consisted of a 12,000-member national guard. Tunisia's military spending was 1.6% of GDP . The army is responsible for national defence and also internal security. Tunisia has participated in peacekeeping efforts in the DROC and Ethiopia/Eritrea. United Nations peacekeeping deployments for the Tunisian armed forces have been in Cambodia (UNTAC), Namibia (UNTAG), Somalia, Rwanda, Burundi, Western Sahara (MINURSO) and the 1960s mission in the Congo, ONUC.