Never stir up a hornet's nest
In front of two bones in saltire, a skull - approved by King George VI in November 1937. The badge was the official version of a motif used by the Squadron on the Western Front in 1917.
- Based at RAF Leeming, home of training and support for UK expeditionary air operations
- 100 Sqn were the last squadron to land from a combat mission before the Armistice was signed
- Aircraft flown have included the Vildebeest, Lancaster, Victor B2 and the Canberra
- Provides threat replication for Typhoon and other air-to-air mission training; and Close Air Support training for Land units
1917 - Formed at Hingham.
1920 - Provided close air support during the Irish War of Independence.
1945 - Took part in the humanitarian operations MANNA and EXODUS.
1995 - Moved to RAF Leeming.