Canadian Prime Minister Justin Trudeau is returning home after his meeting with Donald Trump without assurances the president-elect will back away from threatened tariffs on all products from the major American trading partner.

President-elect Trump boasts a "productive meeting" with Canada's Prime Minister Justin Trudeau after earlier threatening tariffs on the country, China and Mexico. Why it matters: Trump earlier promised to implement tariffs immediately, triggering fears of inflation and a trade war.

U.S. President-elect Donald Trump said on Saturday he had a "very productive" meeting with Canadian Prime Minister Justin Trudeau in which they discussed border-related issues and other topics including trade,