Marxism, Fascism, and TotalitarianismThis work traces the changes in classical Marxism (the Marxism of Karl Marx and Friedrich Engels) that took place after the death of its founders. It outlines the variants that appeared around the turn of the twentieth centuryone of which was to be of influence among the followers of Adolf Hitler, another of which was to shape the ideology of Benito Mussolini, and still another of which provided the doctrinal rationale for V. I. Lenin's Bolshevism and