 Complete the following phrase:  When the Korean War broke out on 25 June 1950, No. 77 Fighter Squadron of the Royal Australian Air Force RAAF was based at Iwakuni, Japan, having served with the British Commonwealth Occupation Force BCOF for four years. Equipped primarily with North American P-51 Mustangs, the squadron also operated a communications flight of two Douglas C-47 Dakotas and two Austers. Personnel were preparing to return to Australia when they were placed on standby for action over Korea; the Mustangs began flying missions as part of United Nations Command UNC forces a week later. Following the 