America will remain the world's only superpower for the foreseeable future. But what sort of superpower? What role should America play in the world? What role do you want America to play? Ian Bremmer argues that Washington's directionless foreign policy has become prohibitively expensive and increasingly dangerous. Since the end of the Cold War, U.S. policymakers have stumbled from crisis to crisis in Afghanistan, Iraq, Iran, Libya, Syria, and Ukraine...