The Russian invasion of Finland began on the 30th November 1939, three months after the start of the Second World War, on claims of having to secure Leningrads surroundings. The war lasted approximately for three months, and after heavy Russian losses ended in March 1940 with the signing of the Moscow Peace Treaty, in which Finland ceded 11% of its territory land area and 30% of its economy to the Soviet Union nonetheless. In 1941, Finland tried to regain its territory in the Continuation War by joining the German advance.

A large band of Finnish soldiers, who have answered their country's call to defend their homes from invasion, march on a training exercise, somewhere in Finland, on Nov. 12, 1939. (AP Photo)
12 November 1939
Source: ASSOCIATED PRESS/East News
Beginning of the Winter War

A large band of Finnish soldiers, who have answered their country's call to defend their homes from invasion, march on a training exercise, somewhere in Finland, on Nov. 12, 1939. (AP Photo)
12 November 1939
Source: ASSOCIATED PRESS/East News