Proxy wars, it seems, are more openly practiced than ever--and yet one of the worst of these was suppressed and "forgotten" even in its own time. At the height of the McCarthy era and the inception of the Cold War, the great journalist I.F. Stone released The Hidden History of the Korean War, a courageous work of investigative journalism that demolished the official story of America's so-called "forgotten war." As the war spiraled to its conclusion,...