Poles Under Communism Polish ExperienceA Forgotten Odyssey – The Untold Story of 1,700,000 Poles Deported to Siberia in 1940 [five-part video] by PoloniaMarch 1, 2020January 27, 202403811 Share0 In 1940, after Russia invaded Poland, Stalin deported 1.7 million Poles to slave labor camps in Siberia and Kazakhstan. Only one third of them survived.