United States President Donald Trump threatened on Monday to impose a 50% tariff on Canadian automobiles, car parts and steel starting next year as the trade rift with Ottawa continued to deepen. The announcement comes after trade talks between the otherwise reliable trading partners collapsed last week. Long-planned US tariffs on various Canadian goods went into effect after the talks broke off, and Canada has vowed to retaliate.

United States President Donald Trump imposed fifty percent tariffs on Canadian imports. Canada's Prime Minister Mark Carney promised matching retaliatory measures starting…

The president announced the new levies, effective Jan. 1, after Canada said it would retaliate against duties the U.S. implemented over the weekend.

United States President Donald Trump announced future tariff increases on Canadian goods. Tariffs on Canadian cars, trucks, and auto parts will rise to 50 percent. Steel imports…