Soviet invasion of South Sakhalin

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Soviet invasion of South Sakhalin
Part of the Soviet–Japanese War
Map of the Invasion of South Sakhalin
Date 11–25 August 1945 (2 weeks) Location Sakhalin Island Result Soviet victory Territorial changes Karafuto Prefecture is annexed by the Soviet Union and incorporated into Sakhalin Oblast.
Belligerents
Soviet Union	Japan
Commanders and leaders
Maksim Purkayev Leonty Cheremisov Anatoly Petrakovsky Ivan Baturov	Kiichiro Higuchi Saburo Hagi Junichiro Mineki
Units involved
16th Army Pacific Fleet	Fifth Area Army
Strength
100,000 men	19,000 men (excluding 10,000 reservists)
Casualties and losses
56th Rifle Corps: 527+ killed 845+ wounded[1] Pacific Fleet: 89+ killed Total killed: 616–1,191+ killed[2]	Northern Army: 700–2,000 killed 18,202 captured
3,500–3,700 Japanese civilian casualties

The Soviet invasion of South Sakhalin, also known as the Battle of Sakhalin (Russian: Южно-Сахалинская операция, romanized: Yuzhno-Sakhalinskaya operatsiya; Japanese: 樺太の戦い, romanized: Karafuto no tatakai), was the Soviet invasion of the Japanese portion of Sakhalin Island known as Karafuto Prefecture. The invasion was part of the Soviet–Japanese War,^[3] a minor campaign in the Asian Theatre during Second World War.