Vyborg-Petrozavodsk Offensive
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Was a strategic operation by the Soviet on the Karelian Isthmus and East Karelia fronts of the Continuation War, on the Eastern Front of World War II.
Chronology
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June 1944: Viipuri/Vyborg falls to Soviet forces of Leningrad Front, insuring safety of Leningrad and opening Gulf of Finland to Soviet fleet.
June 1944: Petrozavodsk conquered by USSR.
June 1944: Soviet units captured frontline trenches and destroyed fortifications, shattering the first Finnish defense line in the Valkeasaari sector.
June 1944: The Soviet Union's Karelian Front attacked in the Olonets sector of White Karelia on June 20. Weakened Finnish forces proved unable to stop the offensive which reached Olonets.
June 1944: The Soviet 21st Army's offensive reached the partially completed VT-line.
July 1944: The first Karelian Front 7th Army's units reached the U-line.
Selected Sources
Williams, M.H. (1989): United States army in World War II - Special Studies - Chronology 1941-1945, p. 214
