Battle of Pochonbo
1937 CE.
Shown on the map at 41.525°, 128.299°.
The Battle of Pochonbo (Japanese: 普天堡の戦い, Hepburn: Futenho no tatakai) was an event which occurred in northern Korea, Empire of Japan on 4 June 1937, when Korean and Chinese guerrillas commanded by Kim Il Sung (or possibly Choe Hyon) attacked and defeated a Japanese detachment during the anti-Japanese armed struggle in Korea. The battle holds an important place in North Korea.
Text from the Wikipedia article Battle of Pochonbo, licensed CC BY-SA 4.0.