206 Squadron is based at RAF Brize Norton, testing and evaluating UK Defence heavy aircraft, including the Hercules and Atlas. Flew anti-submarine patrols throughout World War Two. After a brief period as a transport unit, 206 Squadron returned to maritime flying in 1952. Former aircraft include the Avro Anson, Boeing Fortress, Avro Shackleton and Hawker Siddeley Nimrod. Re-formed as 206 (Reserve) Squadron at MoD Boscombe Down in 2009. Moved to RAF Brize Norton in 2014, alongside the RAF tanker and transport fleet.