WASHINGTON/OTTAWA, July 10 (Reuters) - U.S. President Donald Trump ramped up his tariff assault on Canada on Thursday, saying the U.S. would impose a 35% tariff on imports next month and planned ...

WASHINGTON — President Donald Trump said in a letter that he will raise taxes on many imported goods from Canada to 35%, deepening a rift between two North American countries that have suffered ...

Canada already faces 25% tariffs on exports to the U.S., though those levies exclude a host of goods compliant with the United States-Mexico-Canada Agreement, or USMCA, a free trade agreement.

Canada's Prime Minister Mark Carney walks with President Donald Trump at the G7 Summit in Kananaskis, Canada, on June 16. Trump plans to raise tariffs on Canadian imports to 35% starting on Aug. 1.

Should Canada impose new tariffs on U.S. goods, then the U.S. will increase its tariffs that same amount added to the 35 percent rate, Trump said.

Mr. Trump has already applied 50 percent tariffs on steel and aluminum — of which Canada is the largest exporter to the United States — and 25 percent duties on cars, excluding U.S.-made parts.

Canada — America’s next-door neighbor, top trading partner and a close defense ally — was the first target of Mr. Trump’s sweeping tariffs, alongside Mexico, as soon as he won the election.

President Donald Trump threatens Canada with a 35% tariff, further disrupting the economic relationship with one of the United States’ closest allies and biggest trading partners. He told Meet ...