Soviet offensive of February 1940

E33272

The Soviet offensive of February 1940 was a major Red Army assault during the final phase of the Winter War that broke through Finland’s Mannerheim Line on the Karelian Isthmus.

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All labels observed (1)

Label Occurrences
Soviet offensive of February 1940 canonical 1

Statements (44)

Predicate Object
instanceOf battle of the Winter War
military offensive
aimedAt forcing Finland to accept Soviet territorial demands
belligerent Finnish Army
Red Army
characteristic breaching of multiple Finnish defensive positions
heavy Soviet casualties
intense artillery preparation
commander Semyon Timoshenko
conflict Winter War
consequence Finnish request for peace negotiations
Moscow Peace Treaty
context Soviet–Finnish relations
surface form: Soviet–Finnish relations 1939–1940
countryInvolved Finland
Soviet Union
endDate 1940-03-13
followedBy Moscow Peace Treaty negotiations
front Leningrad Front (Soviet Union)
surface form: Leningrad Military District
historicalPeriod World War II
surface form: World War II era
involvedForceStrength several Soviet armies on the Karelian Isthmus
location Karelian Isthmus
Mannerheim Line
militaryBranch Soviet Ground Forces
surface form: Red Army ground forces
notableFor final collapse of the Mannerheim Line defenses
shift from earlier Soviet frontal assault tactics to more concentrated breakthroughs
objective breakthrough of the Mannerheim Line
opposedBy Finnish field army on the Karelian Isthmus
opposingCommander Carl Gustaf Emil Mannerheim
partOf Soviet strategic plan to force Finnish capitulation
Winter War
precededBy Soviet offensive of December 1939
relatedEvent Battle of Summa
surface form: Battle of Summa (1940)

Battle of Vyborg
surface form: Battle of Viipuri
result Soviet breakthrough of Finnish main defensive line
Soviet tactical victory
strategic success for the Soviet Union
scale major offensive
startDate 1940-02-01
target Finnish main defensive sector on the Karelian Isthmus
theatre Karelian front
surface form: Karelian Isthmus front
timePeriod final phase of the Winter War
used concentrated armor attacks
infantry assaults in depth
massive artillery bombardment

Referenced by (1)

Full triples — surface form annotated when it differs from this entity's canonical label.

Mannerheim Line significantEvent Soviet offensive of February 1940