invasion of the Japanese puppet state of Manchukuo by the Soviet Union near the end of WWII
Key facts
Date
Date 8 August – 2 September 1945 , (3 weeks and 4 days)
Location
Northeast China , Inner Mongolia , Sakhalin , the Kuril Islands , and northern Korea
Result
Soviet victory
Territorial changes
Soviet occupation of Inner Mongolia and Manchuria until 1946 Soviet annexation of South Sakhalin and the Kuril Islands Partition of the Korean Peninsula at the 38th parallel