Trump said he would double his planned tariffs on steel and aluminum for Canada, prompting Ontario to back down on its ...

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

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

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

The White House said Tuesday U.S. President Donald Trump will go ahead with a 25 per cent tariff on Canadian steel and ...