First Siege of Chaves
1809 CE.
Shown on the map at 41.740°, -7.471°.
The siege of Chaves refers to the French siege and capture of Fort São Francisco and the town of Chaves, Portugal from 10 to 12 March 1809, and the subsequent siege and recapture of the fort by Portuguese forces from 21 to 25 March 1809, during the second French invasion of Portugal in the Peninsular War.
Text from the Wikipedia article Siege of Chaves, licensed CC BY-SA 4.0.