The Winter War was a military conflict between the Soviet Union and Finland in 1939–1940. It began with the Soviet invasion of Finland on 30 1939, .The ‘Winter War’ of 1939-1940 or the Russo-Finnish War was fought between the Soviet Union and Finland. The Soviet Union claimed parts of Finnish territory .On 26, 1939, the Soviets faked the Finnish shelling of the Russian town of Mainila. In the aftermath of the shelling, they demanded that the Finns .Released theatrically in 1940 by Emerson Yorke, an independent producer in New York. This humanitarian reel, made on behalf of the Finnish Relief Fund, .