Battle of Ain Ben Tili
1976 CE.
Shown on the map at 25.918°, -9.587°.
The Battle of Ain Ben Tili was launched by the Polisario Front on January 19, 1976. Situated in the northern region of Mauritania, Ain Ben Tili was located just a few kilometers away from the town of Bir Lehlou, near the border with Western Sahara. Following repeated Polisario attacks, Mauritanian troops withdrew from the town five days later.
Text from the Wikipedia article Battle of Ain Ben Tili (January 1976), licensed CC BY-SA 4.0.