Some Canadian politicians previously suggested tossing Mexico from a three-nation trade agreement with the United States.

Building a typical new home could cost $40,000 more if Trump's tariffs on Canada and Mexico go into effect, per an industry group's analysis.

The tariffs Trump threatened against Canada, Mexico and China roiled financial markets but they fall far short of duties the US would need to offset the cost of extending his 2017 tax cuts, economists estimate.