The president-elect said that he would impose the across-the-board tariffs on Day 1 and that they would stay in place until Canada, Mexico and China halted the flow of drugs and migrants.

President-elect Donald Trump's threat to impose tariffs on Canada, China and Mexico on the first day of his administration could dramatically raise prices for Americans on everything from cars to clothes to oil.

U.S. President-elect Donald Trump's pledge to impose tariffs on Canada would drive up fuel prices for Americans as it would upend decades-old oil trade from its top crude supplier, analysts said on Wednesday.