Field of Operations: Manchuria (2021)

The Soviet invasion of Manchuria, formally known as the Manchurian Strategic Offensive Operation simply the Manchurian Operation, began on 9 August 1945 with the Soviet invasion of the Japanese puppet state of Manchukuo. It was the largest campaign of the 1945 Soviet-Japanese War, which resumed hostilities between the Union of Soviet Socialist Republics and the Empire of Japan after almost six years of peace.