Soviet invasion of Manchuria

August 9–20, 1945 · Inner Manchuria

Result Soviet victory

The Soviet Union attacked Japanese forces in Manchuria. The Kwantung Army collapsed, which helped bring Japan's surrender.

Soviet Union and allies

Japan and allies

Strength and losses

Tanks lost
c. 300
Strength
1,215,400–1,245,400
Tanks
370
Aircraft
2,004

Manchukuo Strength 170,000–200,000

Mengjiang Strength 44,000

Units

2nd Far Eastern Front 15th Army (Soviet Union) 16th Army (Soviet Union) 17th Army (Soviet Union) 1st Red Banner Army 25th Army (Soviet Union) 2nd Red Banner Army 35th Army (Red Army) 36th Army (Soviet Union) 39th Army (Soviet Union) 53rd Army (Soviet Union) 5th Guards Combined Arms Army 6th Guards Tank Army Mongolian People's Army 10th Mechanized Corps (Soviet Union) 17th Rifle Corps 2nd Rifle Corps 4th Mechanized Corps (Soviet Union) 5th Rifle Corps 7th Mechanized Corps 85th Rifle Corps 86th Rifle Corps 103rd Rifle Division 109th Guards Rifle Division 110th Guards Rifle Division 124th Rifle Division 127th Motor Rifle Division (Russia) 12th Rifle Division (Soviet Union) 144th Rifle Division 157th Rifle Division 159th Rifle Division (1943–1946) 17th Guards Rifle Division 187th Rifle Division 18th Machine Gun Artillery Division 190th Rifle Division 19th Guards Rifle Division 203rd Rifle Division 209th Rifle Division 210th Rifle Division 221st Rifle Division 227th Rifle Division 231st Rifle Division 243rd Rifle Division 255th Rifle Division 258th Rifle Division 284th Rifle Division 293rd Rifle Division 300th Rifle Division 317th Rifle Division 335th Rifle Division 338th Rifle Division 342nd Rifle Division 345th Rifle Division 34th Rifle Division 355th Rifle Division 358th Rifle Division 35th Rifle Division 361st Rifle Division 363rd Rifle Division 365th Rifle Division 366th Rifle Division 36th Rifle Division 371st Rifle Division 384th Rifle Division 386th Rifle Division 388th Rifle Division 390th Rifle Division 393rd Rifle Division 396th Rifle Division 3rd Rifle Division (Soviet Union) 40th Rifle Division 59th Rifle Division 6th Rifle Division (Soviet Union) 91st Guards Rifle Division 97th Rifle Division 40th Separate Guards Naval Infantry Brigade Soviet Navy Amur Flotilla 10th Air Army 9th Air Army

Battles 1