1871 Battle of the Col des Beni Aïcha
1871 CE.
Shown on the map at 36.735°, 3.580°.
The Battle of the Col des Beni Aïcha or Battle of Thenia, which broke out on 19 April 1871, was a battle of the Mokrani Revolt between the Algerian rebels, and the France, which was the colonial power in the region since 1830.
Text from the Wikipedia article Battle of the Col des Beni Aïcha, licensed CC BY-SA 4.0.