Battle of Jodoigne
1568 CE.
Shown on the map at 50.717°, 4.867°.
The Battle of Jodoigne, also called Battle of the River Guete, was fought on 20 October 1568 between the royal Habsburg army led by the Duke of Alba and a Protestant rebel army led by William of Orange. It resulted in a defeat for William of Orange, who had to abandon his plans of invading the Habsburg Netherlands.
Text from the Wikipedia article Battle of Jodoigne, licensed CC BY-SA 4.0.