The president-elect’s opening salvo in trade and border talks with the United States’ neighbors is casting a harsh light on the North American alliance.

President-elect Donald Trump announced Monday he plans to impose a 25% tariff on all products coming into the U.S. from Mexico and Canada as one of his first acts back in the White House. On the campaign trail, Trump frequently touted tariffs as a way ...

TORONTO (AP) — Some Canadian officials on Tuesday blasted President-elect Donald’s Trump’s threat to impose sweeping tariffs, as the leader of the country’s most populous province called Trump’s comparison of Canada to Mexico “the most insulting thing I’ve ever heard.”