These days, anybody who questions U.S. entry into other people's wars is branded as an isolationist, but troubling questions don't go away. The policy that the United States should enter other people's wars and try to build other people's nations goes back to Woodrow Wilson, and my new book reports the horrifying unintended consequences. The book is called WILSON’S WAR, HOW WOODROW WILSON’S GREAT BLUNDER LED TO HITLER, LENIN, STALIN AND WORLD WAR II (Crown Forum / Random House). Many people believe that World War I led to World War II, the assumption being that would have happened no matter...