What to know as President Donald Trump imposes steep new tariffs on imports from Canada, Mexico and China, prompting retaliation and countermeasures.

Trump's tariffs on Canada, Mexico and China suggest he is willing to risk a global trade war. The main thing that could stop him would be a stock market selloff.

Business groups, economists and even some Republicans cautioned that new tariffs on goods from Canada, Mexico and China could undercut U.S. industry and the economy.

Steep new tariffs on goods coming from Canada, Mexico and China are taking effect Saturday — and although the details are still unclear, experts are worried about the impact on the national economy and the north country.

Mexico staved off President Donald Trump’s tariffs for now, while Canada continues to fight back ahead of their midnight imposition, capping a tumultuous morning in North American diplomacy and markets.

President Trump granted Mexico and Canada a 30-day reprieve on U.S. tariffs after both nations agreed to intensify efforts to block illicit drugs and migrants.

President Donald Trump's plan to impose tariffs on three of the nation's biggest trading partners Saturday could have sweeping impact across the world, and raise prices for American consumers. Trump will impose 25% tariffs on goods from Canada and Mexico,

After Trump took Mexico and Canada to the brink of trade wars, both nations have managed to defuse his tariff bombs. (At least, for now . . . ) Trump halted sweeping tariffs on the US’s two biggest trading partners after separate bilateral phone calls with Mexican President Claudia Sheinbaum and Canadian Prime Minister Justin Trudeau.