" European public opinion was so polarized by 1936 that it was indeed difficult to criticize the Soviet regime without seeming to endorse fascism and Hitler. This, of course, was the shared binary logic of National Socialism and the Popular Front: Hitler called his enemies “Marxists,” and Stalin called his “fascists.”34 They agreed that there was no middle ground. "

― Timothy Snyder , Bloodlands: Europe Between Hitler and Stalin