Battle of Hasselt
1831 CE.
Shown on the map at 50.917°, 5.333°.
The Battle of Hasselt was fought on 8 August 1831 during the Ten Days' Campaign. It was an important defeat for the outnumbered Belgian Army of the Meuse and a victory for the Dutch invasion force.
Text from the Wikipedia article Battle of Hasselt, licensed CC BY-SA 4.0.