from the original on Retrieved "Indikator Pembangungan Dunia-Penjelajah Google Data Publik". 28 The Navy has three navy fleets which are the 1st Fleet Command ( Koarmada I ) based in Jakarta, the 2nd Fleet Command ( Koarmada II ) based in Surabaya and the 3rd Fleet Command ( Koarmada. As a result of this, and the need to maintain internal security, the Armed forces including the Army, Navy, and Air Force has been organised along territorial lines, aimed at defeating internal enemies of the state and potential external invaders. The TNI has also served with the United Nations Interim Force in Lebanon, unamid, unsmis, minustah, unisfa, unmiss, unmil. Other military academies are the Naval Academy.A.L in Surabaya and the Air Force Academy.A.U in Jogjakarta.