The End of the American EraBy: Charles Kupchan Refuting the conventional wisdom that the end of the Cold War cleared the way for an era of peace and prosperity led solely by the United States, Charles A. Kupchan contends that the next challenge to Americas might is fast emerging. It comes not from the Islamic world or an ascendant China, but from an integrating Europe that is rising as a counterweight to the United States. Decades of strategic partnership across the Atlantic