Marx thats just historic ignorance Stalin maybe Now you have to be very careful with that statement Superficial statements as Many communist organizations and communist leaders were known for their antisemitism can be as well stated about religion blacks whites children What originally is an economic contradiction is taken as something else just because it is convenient as anticommunist propaganda And you know very well how propaganda works It is a misinterpretation in many cases of what is originally a communismcapitalism problem to be stated as a communismreligious group contradiction If a religious group an Jews Catholics Muslims serve the same as examples stand in anticommunists stances then of course they will get reaction from the communists The rest is just propaganda ignorance and opportunistic intentions