‘51st State’: Trump revives threats after Canada slips into recession CTV NewsTrump Again Refers to Canada as the ‘51st State’ Hours Before Trade Talks The New York TimesTrump Revisits Idea to Annex Canada and Make It the 51st State, Days After Carney Calls for New Partnership With U.S. Time MagazineUS ambassador to Canada shares Trump ‘51st State’ post The Hill
