Battle of Myton
1319 CE.
Shown on the map at 54.096°, -1.341°.
The Battle of Myton, nicknamed the Chapter of Myton or The White Battle because of the number of clergy involved, was a major engagement in the First Scottish War of Independence, fought in Yorkshire on 20 September 1319.
Text from the Wikipedia article Battle of Myton, licensed CC BY-SA 4.0.