It is hard to believe the Cold War has been over for 30 years already, if we date its end to the final collapse of the Soviet Union on Dec. 25, 1991. The USSR lost. But what did the U.S. win? The notion that democracy and free markets were victorious, on the march, and the natural progression of human governments proved to be an illusion. In a wide-ranging interview, historian Jeffrey Engel discusses how the post-Cold War world turned out differently than many Americans assumed during those heady days of the early 1990s.