The Soviets were just as bad as the Nazis were, if not worse. Needless to say, those brave Poles didn't stands a chance since they were literally caught between two devils, Stalin and Hitler.
>>The Soviets were just as bad as the Nazis were, if not worse.
Just going by the numbers, they were considerably worse. As were/are the Red Chinese.
http://www.hawaii.edu/powerkills/20TH.HTM