Then came the Hitler moment, when, in the 1930s and early 1940s, fascism seemed for a while irresistible. Victory over this threat merely ushered in the next. During the Che Guevara moment, between the 1950s and the 1970s, it again seemed that liberalism was on its last legs, and that the future belonged to communism. In the end it was communism that collapsed. The supermarket proved to be far stronger than the Gulag.

