From Project Syndicate
More than 130,000 people are said to have died in Syria's civil war. United Nations reports of atrocities, Internet images of attacks on civilians, and accounts of suffering refugees rend our hearts. But what is to be done -- and by whom?
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Joseph S. Nye, a former U.S. assistant secretary of defense and chairman of the U.S. National Intelligence Council, is a university professor at Harvard University. He is the author of "Presidential Leadership and the Creation of the American Era."