Open this photo in gallery: President Donald Trump holds a document with notes about Kilmar Abrego Garcia as he speaks with reporters during a swearing in ceremony for Dr. Mehmet Oz to be Administrator of the Centers for Medicare and Medicaid Services, in the Oval Office of the White House, on April 18, in Washington.Alex Brandon/The Canadian Press It is, at first blush, a startling idea: Donald Trump is cut from a cloth similar to that of Mao Zedong or Fidel Castro. But all three men are best understood as revolutionary leaders, dedicated to the destruction of institutional norms, says...