E. H. Carr is widely remembered as an influential theorist of international relations. The scourge of inter-war idealists, he became the best-known Briton in a generation of predominantly American political realists. But Carr's realism differed greatly from that of his contemporaries: a vigorous advocate of social and economic planning and friend of the Soviet Union, he stood closer to Lenin than to Morgenthau. In this book Charles Jones makes sense...