The East-West struggle for supremacy from 1945 to 1989 shaped the lives of hundreds of millions and brought the world to the brink of disaster on several occasions. More than two decades on, the debate over its causes and dynamics is far from over. Drawing on the latest archival evidence and scholarly research, prize-winning historian John Lamberton Harper provides a concise, briskly-written assessment of the Cold War. Why did it start, and...