Ontario's ad criticizing tariffs aired during the World Series, hours after President Donald Trump said he'd slap new tariffs on Canada.

Head of the United Steelworkers Canadian division blasted Stelco’s U.S.-based parent company Cleveland-Cliffs for the ...

President Trump said he's ended trade talks with Canada over a TV ad that's running in the province of Ontario, which he claimed "fraudulently" featured the late President Reagan "speaking negatively" ...

The television ad was paid for by the Ontario provincial government, not the Canadian federal government.

Canadian Prime Minister Mark Carney slammed President Donald Trump’s new tariffs as a “miscalculation,” promising that Canada will fight back. President Donald Trump is apparently not satisfied with ...

The Federal Economic Development Agency for Southern Ontario is accepting applications for expanded support through the Regional Tariff Response Initiative. The Hamilton Chamber of Commerce's CEO says ...

The trade war between the US and Canada erupted into an extraordinary exchange of insults and threats between President Donald Trump and Doug Ford, the leader of Ontario. The White House put tariffs ...

CHICAGO (AP) — After trade negotiations crumbled at the eleventh hour, U.S. President Donald Trump's 50% tariffs on scores of Canadian imports kicked in over the weekend. The new levies, which went ...