On Monday, President Donald Trump announced a 50% tariff on Canadian imports, marking one of the steepest duties to take effect since the Supreme Court struck down his most sweeping tariffs earlier this year.

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,…

WASHINGTON - U.S. President Donald Trump is signing an executive order today to hammer certain Canadian products with 50 per cent tariffs in 30 days, senior White House officials…