Jewish Communists Running Communist Occuppied Poland Revealed.,
This review is from: The generation: The rise and fall of the generation of Jewish communists of Poland
Virtually unknown fact that Stalin appointed Polish and Russian Jews to high ranking posts in the political, economic, judicial and crucially the repressive security spheres. In some areas of the country until well after the war the Jewish composition of the security apparatus was upto 70% as in Silesia.
See also; "Them" by Toranska.