The diplomat and historian George F. Kennan (1904-2005) ranks as one of the most important figures in American foreign policy – and one of its most complex. Drawing on many previously untapped sources, Frank Costigliola’s authoritative biography offers a new picture of a man of extraordinary...

When Stalin, in 1936, declared socialism achieved in the Soviet Union, he opened the door for the codification of the political economy of socialism beyond Marx’s political economy of capitalism. Indeed, at the same time as he executed the tyrannical policies he is known for, he led a series...