Battle of the Heligoland Bight, December 1939
Header image: Vickers Wellington Mk 1 medium bombers from IX Sqn took part in the disastrous raid.
The first named air battle of the Second World War– the Battle of the Heligoland Bight – took place 80 years ago this month, on 18th December 1939. The largest air engagement of the war so far, it was a disaster for RAF Bomber Command and became a turning point of the war.