Battle of Blackpool Sands
1404 CE.
Shown on the map at 50.319°, -3.609°.
The Battle of Blackpool Sands was the result of an attempted French raid on the port of Dartmouth, South Devon, England, in April or May 1404. Local forces defeated the raiders, taking a number of prisoners and killing the French commander, William du Chastel.
Text from the Wikipedia article Battle of Blackpool Sands, licensed CC BY-SA 4.0.