No. 20 Squadron RAF Regiment, formed approximately 1985, disbanded approximately 1995. Based at RAF Honington, equipped with Rapier Field Standard B1(M). As part of 6 Wing RAF Regiment, its role was to defend USAF airbases in the UK. A Flight was tasked to provide short range air defence (SHORAD) at RAF Alconbury, and B Flight was tasked to defend RAF Bentwaters. In August 1990, 20 Sqn was released from this role to take part in Operation Granby, deploying first to RAF Akrotiri, and then to Muharraq Airfield, Bahrain. The Squadron was among the first British ground troops in theatre, and returned to the UK in November 1990. Commanding Officer for this tour was Squadron Leader Bill Lacey.