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.

As the Canada-U.S. trade war heats up, Ontario Premier Doug Ford says he will “respond appropriately” to U.S. President ...

President Donald Trump said he will double the tariffs imposed on steel and aluminum imported from Canada after the province ...

United States President Donald Trump called Canada a 'tariff abuser' on Monday and claimed the US did not need Canadian ...

It comes as Premier of Ontario Doug Ford announced plans to raise electric bills to thousands of Americans by as much as $100 ...

Uncertainty has taken hold of oil markets in recent weeks due to a combination of trade wars, supply increases from OPEC+, ...

Yahoo Finance will chronicle the latest news and updates on Trump's tariffs — from the threats to the eventual policy.

Ontario “won’t back down” after U.S. President Donald Trump called for a further tariff hike in response to the province’s 25 ...

In a speech to members of his party on Sunday, Prime Minister-designate Mark Carney said Canada ‘will win’ the trade war.

President Donald Trump said on Tuesday that he had ordered a doubling of the tariff on Canadian steel and aluminum in ...