Battle of Summa

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Battle of Summa
Part of the Winter War
The Soviet advance during the second phase of the battle.
Date 16–22 December 1939 (First) 1–15 February 1940 (Second) Location Summa Lahde Sector 60°30′26.43″N 29°0′44.60″E / 60.5073417°N 29.0123889°E / 60.5073417; 29.0123889 Result First battle: Finnish victory Second battle: Soviet victory Soviets overrun the Mannerheim Line.
Belligerents
Finland	Soviet Union
Commanders and leaders
Carl Mannerheim Harald Öhquist	Semyon Timoshenko
Strength
Third Division	7th Army 13th Army
Casualties and losses
3,000	5,000 - 7,000
class=notpageimage| Location within Leningrad Oblast Show map of Leningrad Oblast Battle of Summa (Finland) Show map of Finland

The Battle of Summa was fought between the Soviet Union and Finland, in two phases, first in December 1939 and then in February 1940. It was part of the Winter War and was fought near the village of Summa (now Soldatskoye) along the main road leading from Leningrad to Viipuri.