Battle of Mufilo
1907 CE.
Shown on the map at -16.800°, 14.983°.
The Battle of Mufilo (Portuguese: Combate de Mufilo) took place on 27 August 1907, in the southwest of Portuguese Angola, during the Ovambo resistance to Portuguese colonization.
Text from the Wikipedia article Battle of Mufilo, licensed CC BY-SA 4.0.