Following his country's victory over Nazi Germany, Joseph Stalin was widely hailed as a great wartime leader and international statesman. Unchallenged on the domestic front, he headed one of the most powerful nations in the world. Yet, in the period from the end of World War II until his death, Stalin remained a man possessed by his fears. In order to reinforce his despotic rule in the face of old age and uncertain health, he habitually humiliated...