In 1980, notwithstanding the defeat of the Labour government the year before, the political left in its various forms remained a major presence in British life. Local government, the media, trade unions, pressure groups, the arts and academia: all were often dominated by left-of-centre voices that created networks of opposition to the recently elected Conservative government of Margaret Thatcher. Since the reforming Labour government of 1945, the liberal left had some reason to believe that it had shaped the orthodoxies of modern Britain with the welfare state, Keynesian economic policy and the liberal reforms that abolished censorship and challenged gender and racial discrimination. It was still possible, in 1980, for some to believe that a socialist future beckoned....