People still think of the Cold War as a simple two-sided conflict, a kind of gigantic arm wrestle on a global scale," writes Marc Trachtenberg, "but this view fails to grasp the essence of what was really going on." America and Russia were both willing to live with the status quo in Europe. What then could have generated the kind of conflict that might have led to a nuclear holocaust? This is the great puzzle of the Cold War, and in this book,...