Across Europe and the world, far right parties have been enjoying greater electoral success than at any time since 1945. Right-wing street movements draw huge supporters and terrorist attacks on Jews and Muslims proliferate. It sometimes seems we are returning to the age of fascism. To explain this disturbing trend, David Renton surveys the history of fascism in Europe from its pre-war origins to the present day, examining Marxist responses to fascism in the age of Hitler and Mussolini, the...