Battle of Villalar
1521 CE.
Shown on the map at 41.550°, -5.133°.
The Battle of Villalar was a battle in the Revolt of the Comuneros fought on 23 April 1521 near the town of Villalar in Valladolid province, Spain. The royalist supporters of King Charles I won a crushing victory over the comuneros rebels. Three of the most important rebel leaders were captured, Juan de Padilla, Juan Bravo, and Francisco Maldonado. They were executed the next day, effectively ending armed resistance to Charles I.
Text from the Wikipedia article Battle of Villalar, licensed CC BY-SA 4.0.