Groupings in the beginning of Winter War

Delaying phase 30.11.-6.12.1939

Soviet offensives against the main defence line in December 1939

II AC's counter-offensive on December 23rd, 1939

Preparatory attacks on February 1st, 1940

Soviet major offensive starts on February 11th, 1940

II AC withdraws to the successive position after February 15th, 1940

ACs on Western Isthmus withdraw to the rear position on February 28th, 1940

Soviet offensives on the Karelian Isthmus in March 1940

Frontlines at the end of Winter War, on 13.3.1940