TORONTO (AP) — Ontario’s premier, the leader of Canada’s most populous province, announced that effective Monday his province ...

President Trump ordered an additional 25% tariff on Canadian steel and aluminum imports Tuesday in response to Ontario charging Americans in parts of three border states 25% more for electricity.

Ontario Premier Doug Ford said he and U.S. Commerce Secretary Howard Lutnick have agreed to meet on Thursday to “discuss a ...

Power disruptions could follow in Michigan and beyond if Ontario, Canada follows through on halting electricity exports amid ...

The U.S. and Canada have been going back and forth over tariffs since President Donald Trump 's return to the White House on ...

Amid a trade war, a leader in Canada is threatening to put a surcharge on electricity exported to Michigan — or shut it off.

President Donald Trump’s threat to double his planned tariffs on steel and aluminum from 25% to 50% for Canada has led the ...

Trump said he would increase from 25% to 50% tariffs taking effect Wednesday for Canada after Ontario said it would hike ...

Ontario Premier Doug Ford says he's willing to increase the charge or "shut the electricity off completely" if the United ...

President Donald Trump continued to belittle Canada and threaten it with joining the United States as the economic war with the country continued.