The Indonesian Air Force () sometimes shortened as IDAF / IdAF, is the aerial branch of the Indonesian National Armed Forces. The Indonesian Air Force is headquartered in Jakarta, Indonesia and is headed by the Chief of Staff of the Air Force ( – KSAU or KASAU). Its order of battle is split into three Air Operations Commands (). Most of its airbases are located on the island of Java. The Indonesian Air Force also has its ground force unit, called Air Force Quick Reaction Force Command (Kopasgat). The corps is also known as the "Orange Berets" () due to the distinctive color of their service headgear. The Indonesian Air Force has 37,850 personnel and equipped with 110 combat aircraft. The inventory includes five Su-27 and eleven Su-30 as the main fighters (from Russia) supplemented by 33 F-16 Fighting Falcons (from the United States), Hawk 200, KAI T-50 and Embraer EMB314. The Indonesian Air Force intends to purchase 50 KF-X as a replacement for the already-aging US Northrop F-5 Tiger light fighters in its inventory In February 2021, Indonesian Air Force intends to purchase 36 Rafale and 8 F-15EX, along with C-130J and Medium-altitude long-endurance unmanned aerial vehicle. By February 2022, Indonesian Air Force orders for 42 Rafale has been signed and a possible Foreign Military Sales of 36 F-15ID has been published by the DSCA. History Indonesian War of Independence / Netherlands 'Police Action' (1945–1949) After the Japanese announced their surrender at the end of WWII, Indonesian nationalist leader Sukarno declared Indonesian Independence on 17 August 1945. Several days later, the Indonesian People's Security Bureau (Badan Keamanan Rakyat) was formed to undertake security duties. The Air Division of this force was also formed, using ex-Japanese planes scattered everywhere, especially in the island of Java, including Bugis Air Base in Malang (Established on 18 September 1945). The most numerous of these aeroplanes were the Yokosuka K5Y1 Willow (Cureng) trainers, which were hastily used to train newly recruited cadets. At the time of the founding, there was only one Indonesian holding a multi-engine pilot license from the pre-war Dutch Flying School, Flying Officer Agustinus Adisucipto (but did not have an opportunity to fly during the 3.5-year Japanese occupation). He was assisted by a few Japanese pilots who decided to stay in the newly born country. The new roundel was created simply by painting white on the lower part of the Japanese