
Canadian officials hope diplomacy can stave off the tariffs, while also planning retaliation.
TORONTO — Roughly $900 billion in annual trade between Canada and the United States — and with it, traditionally chummy bilateral ties — is on the brink of upheaval, with President Donald Trump threatening to impose sweeping tariffs on Canada as early as this weekend.
Canadian Foreign Minister Mélanie Joly said Wednesday she is “cautiously optimistic” that a year-long diplomatic effort to stave off the levies could still yield results. But the U.S. president is “the ultimate decision-maker,” she added, and can be unpredictable.
The fallout for Canada could be profound. Here’s what to know.


Weeks after his victory, he announced that goods from both Canada and Mexico would be subject to 25-per-cent tariffs, which he framed as punishment for allowing drugs and people to flow across the northern and southern U.S. borders. It was a spurious claim in Canada’s case (at least in terms of a problem flowing north to south at the border), but Canada’s fact-check fell on deaf ears. It was a lonely 










