Battle of Stratton
1643 CE.
Shown on the map at 50.836°, -4.519°.
The Battle of Stratton, also known as the Battle of Stamford Hill, took place on 16 May 1643, at Stratton in Cornwall, during the First English Civil War. In the battle, the Royalists destroyed the Parliamentarians' field army in Devon and Cornwall.
Text from the Wikipedia article Battle of Stratton, licensed CC BY-SA 4.0.