sentences:  Following the creation of the Sultanate of Muscat and Oman Air Force (SMOAF) in March 1959, Airwork was appointed to provide maintenance and technical support.The new air force initially consisted of Pioneer CC.1, Provost T.Mk.52 and DHC-2 Beaver aircraft.Growing problems with civil unrest and insurgency, primarily in the Dhofar region, during the late 1960s led to the expansion of the SMOAF.