Battle of Kibata
1916 CE.
Shown on the map at -8.958°, 39.523°.
The Battle of Kibata was fought north-west from Kilwa during the East African Campaign of World War I. The British theatre commander, South African General Jan Smuts, planned to seize Kibata and prevent German forces from withdrawing southwards.
Text from the Wikipedia article Battle of Kibata, licensed CC BY-SA 4.0.