Siege of Maastricht
1579 CE.
Shown on the map at 50.850°, 5.683°.
The siege of Maastricht was a battle of the Eighty Years' War which lasted from March 12 to July 1, 1579. The Spanish were victorious.
Text from the Wikipedia article Siege of Maastricht (1579), licensed CC BY-SA 4.0.