Ongoing news coverage and analysis of U.S. President Donald Trump's tariff threats against Canada.

The tariffs will apply to goods covered by the Canada-U.S.-Mexico Agreement, escalating a trade dispute the White House says stems from Canada's policies targeting American autos,…

U.S. President Donald Trump has signed an executive order that will impose tariffs of 50 per cent on a wide range of Canadian exports, a dramatic ramping up of his trade war…