Battle of Almenara
1521 CE.
Shown on the map at 39.750°, -0.217°.
The Battle of Almenara was fought between the Agermanados (northern front) and the troops of Viceroy Diego Hurtado de Mendoza, on 18 July 1521, at Almenara (La Plana).
Text from the Wikipedia article Battle of Almenara (1521), licensed CC BY-SA 4.0.