Fall of Beaufort Castle
1268 CE.
Shown on the map at 33.324°, 35.532°.
The Fall of Beaufort Castle happened in 1268 when the Mamluk Sultan Baybars besieged the Templar fortress of Beaufort. After more than a week of siege, the fortress surrendered to the Mamluks.
Text from the Wikipedia article Fall of Beaufort Castle (1268), licensed CC BY-SA 4.0.