 Wilson, during Wilson's campaign for ratification of the Versailles Treaty and America's participation in the League of Nations. He suffered a mini-stroke in Pueblo, Colorado. This caused the White House to cancel the rest of Wilson's speaking tour. But the president's private secretary told the press that Wilson was suffering from digestive problems. I'm surprised they didn't say he had a cold. The mini-stroke, which caused partial facial paralysis, was hidden from the press and the public.