Battle of Kuuterselkä

Vyborg–Petrozavodsk Offensive
Part of the Continuation War of World War II
Soviet IS-2 tank destroyed in Karelia.
Date June 10 – August 9, 1944 Location Karelo-Finnish SSR, Leningrad Oblast Result Initial Soviet tactical victory, ended to stalemate Soviets recapture East Karelia and southern Karelian Isthmus Moscow armistice
Belligerents
Finland Nazi Germany	Soviet Union
Commanders and leaders
C.G.E. Mannerheim Karl Lennart Oesch	Leonid Govorov Kirill Meretskov
Units involved
Karelian Army II Corps III Corps IV Corps V Corps VI Corps	Leningrad Front 21st Army 23rd Army 56th Army Karelian Front 7th Army 32nd Army
Strength
75,000 soldiers (Karelian Isthmus,initially) 268,000 soldiers (after reinforcements both Karelian Isthmus and Karelian Front) 1,930 artillery pieces 110 tanks/assault guns (30-40 modern, StuG III, T-34, KV-1) 248 aircraft (less than 100 modern, bf-109, Ju-88)	451,500 soldiers (+5 new divisions were sent later to Karelian Isthmus) 10,500 artillery pieces 800 tanks 1,600 aircraft
Casualties and losses
Karelian Isthmus: 9,300 deceased 32,400 wounded (Karelian Isthmus June 9 - July 15) 3,000 captured (all fronts) Karelien Front: 3,600 deceased and 12,100 wounded(June 9 - July 15). Based on database of deceased Finnish milatary persons excluding non-battle deaths. Total: 12,932 soldiers deceased (June 9 - July 15 in all fronts and all military branches) and 2,786 (July 16-August 9.)Deceased soldiers in all fronts (June 9 - August 9, 1944): 10,008 KIA, 2,870 DIW (died in wounds), 2,802 MIA and confirmed deceased, 39 died in captivity, 726 non-combat deaths.	Vyborg Offensive: Leningrad Front (10 June – 20 June) 6,018 KIA & MIA 24,011 WIA & sick. Finnish estimation based on Soviet data and recalculations of losses including reinforcments and all units (Tapio Tiihonen,2000): 60,000 KIA,WIA,MIA (52,000 losses of units and 8,000 losses of replacements) Svir-Petrozavodsk Offensive: Karelian Front (21 June – 9 August) 16,924 KIA & MIA 46,679 WIA & sick. Virojoki-Lappeenranta Offensive (Finnish estimate based on Soviet data): Leningrad Front (21 June – 15 July) 15,000 KIA & MIA 53,000 WIA & sick. Finnish estimation (Tapio Tiihonen,2000): 129 000 KIA, WIA, MIA (based on recalculation of Soviet data, units, reinforcements. Tiihonen found contradictory information there.) Total military losses of Soviet offensive in Karelian Isthmus: (June 9 - July 18): 189,000 KIA,WIA and MIA Baltic Fleet and Lake Ladoga/Lake Onega Detachments (Whole duration) 732 KIA & MIA 2,011 WIA & sick.

Initial Soviet tactical victory, ended to stalemate

21st Army
23rd Army
56th Army

7th Army

The Vyborg–Petrozavodsk Offensive or Karelian offensive was a strategic operation by the Soviet Leningrad and Karelian Fronts against Finland on the Karelian Isthmus and East Karelia fronts of the Continuation War, on the Eastern Front of World War II. The Soviet forces captured East Karelia and Viborg. After that, however, the fighting reached a stalemate.

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