Canada, Mexico and China have responded to Trump's long-promised tariffs on imports, with Canada immediately retaliating.

The president had promised action, though his team had been in negotiations over how to potentially dial back tariffs.

President Donald Trump's long-anticipated tariffs on goods from China, Canada, and Mexico were made official on Saturday.

Trump imposes tariffs on Canada, China and Mexico. Follow the latest news on the tariffs and other Trump administration moves ...

Mexico and Canada responded to the U.S. trade action with a 25% tariff against $155 billion worth of American goods as trade ...

From an ice cream parlor in California to a medical supply business in North Carolina to a T-shirt vendor outside Detroit, ...

Mr. Trump is trying use tariffs to force Mexico to better guard its border with the United States, but Mexican officials say ...

President Trump imposed 25% tariffs on imports from Mexico and Canada starting Saturday, as well as an additional 10% tariff ...

Canadian Prime Minister Justin Trudeau announced that Canada would respond with 25% tariffs "against $155 billion worth of ...

President Donald Trump has signed an order to impose stiff tariffs on imports from Mexico, Canada and China, drawing swift ...

President Donald Trump has pushed into new trade law territory with an emergency sanctions law to justify punishing 25% ...

WASHINGTON (AP) — President Donald Trump on Saturday signed an order to impose stiff tariffs on imports from Mexico, Canada ...