The U.S. threat should be taken seriously in the wake of Monday’s provocative decision to impose 50 per cent retaliatory tariffs on Canadian goods.

President Donald Trump highlights the pollution crisis from Canadian wildfires, threatening tariffs unless Canada addresses smoke management.

US President Donald Trump has threatened to impose new tariffs on Canada, accusing the country of 'willful negligence' as massive wildfires continue sending thick smoke into the…

US President Donald Trump on Friday threatened a tariff increase on Canada to cover the cost of smoke pollution from wildfires that have choked large parts of the US. Dense…

Trump threatens tariffs on Canada over wildfire smoke, accusing Ottawa of 'willful negligence' in forest management and adding new uncertainty to risk

Wildfire smoke from Canada sparks tariff threats as the president targets pollution crossing into the U.S.

Trump threatens tariffs on Canada over wildfire smoke, citing billions in economic losses. Here's what it means for trade, markets, and crypto investors.

President Donald Trump spoke with Canadian Prime Minister Mark Carney about wildfire smoke. He suggested Canada should pay damages for the pollution affecting the United States. …

President Donald Trump threatened to increase tariffs or make the country pay damages after he spoke with Canadian Prime Minister Mark Carney.

US President Donald Trump says that he told Canadian Prime Minister Mark Carney that Canada must do better at controlling Ontario wildfires whose smoke has affected several US…

Officials say smoke from US fires has crossed border days after US president accused Canada of improper fire management

Hours after further tariffs were announced by the U.S., leaders across the continent made their feelings clear.

The U.S. threat should be taken seriously in the wake of Monday’s provocative decision to impose 50 per cent retaliatory tariffs on Canadian goods.

President Donald Trump signed an executive order to impose new 50% tariffs on some Canadian goods. He is still considering tariffs for the wildfires.