Battle of Doiran
1918 CE.
Shown on the map at 41.150°, 22.717°.
The Third Battle of Doiran was fought from 18 to 19 September 1918, with the British and the Greeks assaulting the positions of the Bulgarian First Army near Doiran Lake. The battle was part of World War I and took place in the Balkan Theatre. The battle ended with the Bulgarians repulsing all attacks.
Text from the Wikipedia article Battle of Doiran (1918), licensed CC BY-SA 4.0.