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Tariffs Over Smoke
U.S. President Donald Trump threatened to impose new tariffs on Canada after wildfire smoke blanketed much of the United States and he said the United States was being “unnecessarily invaded by filthy, polluted, and unhealthy air.”
“United States President Donald Trump has threatened to impose additional tariffs against Canada, as a penalty for the wildfire smoke that has clouded cities across North America”
In a Truth Social post, Trump accused Ottawa of “willful negligence” for not properly maintaining its forests and brush and said he would call Canadian Prime Minister Mark Carney later in the day to discuss what measures are being considered.

The BBC reported Trump’s threat followed complaints by U.S. lawmakers and Ontario Premier Doug Ford asking the U.S. to send support to fight the fires rather than complain.
The BBC also said Trump warned “the United States is being unnecessarily invaded by filthy, polluted, and unhealthy air,” while the Anadolu Ajansı account tied the threat to Trump’s claim that Ottawa was not properly managing its forests and brushlands.
Anadolu Ajansı added that Trump said these recurring episodes cost the United States “billions of dollars,” and he argued those economic consequences should be added to tariffs already applied to Canadian imports.
Lawmakers, Carney, Ford
U.S. lawmakers John James, John Moolenaar, Jack Bergman and Lisa McClain told Canadian officials in an open letter that “We are done accepting apologies in place of action,” warning the U.S. could explore direct involvement in cross-border wildfire protection and firefighting if Canada failed to act.
The BBC also quoted Trump saying he would call Mark Carney to demand an explanation over Canada’s “willful negligence,” while the Anadolu Ajansı account said Trump planned to speak later in the day with the Canadian Prime Minister to learn what measures were being considered.

Carney, in the BBC’s account, said it was the responsibility of both countries to fight climate change, and the BBC reported that Carney had said the issue required shared action.
Ontario Premier Doug Ford pushed back in the BBC’s framing by telling U.S. lawmakers to send support rather than complain, and the BBC reported that Ford said Canada had helped the U.S. battle wildfires in California and respond to hurricanes in North Carolina.
The BBC also reported that Republicans used the issue to renew Trump’s call to make Canada the 51st U.S. state, a musing that the BBC said offended Canadians and prompted many to stop travelling to their southern neighbour in protest.
Air Alerts and World Cup
The smoke and wildfire activity prompted widespread air quality alerts, and CNN reported that “More than 100 million people in 18 states and the District of Columbia are under air quality alerts.”
“Trump accuses Canada of being responsible for the thick clouds of smoke from the wildfires that blanket a large portion of the United States, threatening to add the cost of this pollution to the tariffs imposed on Canadian imports”
CNN also said “Very unhealthy” and “hazardous” air quality stretched from northeast Minnesota to southeast Virginia, while the Ici Beyrouth account described Detroit as the most polluted city in the world on Friday according to IQAir.
Ahead of the 2026 World Cup final, scheduled for Sunday in northeastern New Jersey, Ici Beyrouth reported organizers were “closely monitoring” the situation and said Andrew Giuliani told a press briefing that the White House team had someone from the National Weather Service with FIFA.
Ici Beyrouth also quoted U.S. President Donald Trump on Truth Social, repeating that “We hold Canada responsible for not properly maintaining its forests” and that the United States ends up overwhelmed by dirty, polluted air “totally unacceptable!”
In the Hill’s account, the Canadian Interagency Forest Fire Centre in Winnipeg, Manitoba reported 897 active fires as of Friday, with fewer than 100 considered “under control,” leaving the immediate stakes tied to continued smoke and the prospect of further cross-border action.



