Robert Kagan is senior fellow at the Brookings Institution and a columnist for The Washington Post. He is also the author of The Return of History and the End of Dreams, Dangerous Nation, Of Paradise and Power, and A Twilight Struggle. Kagan served in the U.S. State Department from 1984 to 1988. He lives in Virginia with his wife and two children.
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Post-Cold War, the world remains 'unipolar,' but international competition among the United States, Russia, China, Europe, Japan, India, and Iran raise new threats of regional conflict. Communism is dead, but a new contest between western liberalism and t... SEE MORE