Operation Garlic
1943 CE.
Shown on the map at 52.137°, 7.710°.
Operation Garlic was an operation to attack the Dortmund-Ems Canal by 617 Squadron carried out on 14-16 September 1943; the operation was unsuccessful as the canal was not significantly damaged by the attack, while 617 Squadron lost six of the nine aircraft and crews involved in the operation.
Text from the Wikipedia article Operation Garlic, licensed CC BY-SA 4.0.