The tariffs went live just after midnight. Fifty percent duties now sit on roughly $20 billion worth of Canadian products — wine, furniture, dairy, cement, clothing, fishing rods, hockey equipment among them — and for the first time in eighteen months the measures do not exempt goods traded under the three-nation North American agreement that had shielded most Canadian exports. [1][2] The White House framed the schedule as enforcement. Ottawa read it as an ambush timed to a negotiating table.

The table broke first. Three days of intensive talks ended late Friday with each side blaming the other for the derailment, and one sticking point tells the story: Canada wanted favorable tariff terms written for light-duty vehicles extended to medium- and heavy-duty trucks, Washington refused, and Prime Minister Mark Carney said the American position would have excluded Canadian-built Ford F-350, F-450 and F-550 trucks and General Motors' Silverado from workable treatment. [1] Carney added, without elaboration, that American proposals had also touched Canadian culture, language and sovereignty. [1]

By Saturday afternoon he was standing in front of Parliament with a counter-list. Canada will match the new levies "dollar for dollar" on U.S. steel, electronics, dairy, appliances, agricultural equipment, pulp and paper — plus some products Washington targeted in earlier rounds — effective September 8. [1] "You're at war when you get attacked," Carney told reporters. "We got attacked." [1] The itemized annex, with product codes and rates, comes in the coming days. [1]

That gap is where the leverage lives. Washington's schedule is already enforceable at the border; Ottawa's is sector headings and a date. U.S. Trade Representative Jamieson Greer called the breakdown "a missed opportunity for Canada to partner with the United States," said no new talks were planned, and promised measures responding to Canadian retaliation. [1] Translation: both lists grow before either shrinks. The White House, the commerce secretary's office and the trade representative's office did not immediately respond to requests for comment on the collapse — silence stacked on a midnight deadline is its own kind of message. [1]

Carney, asked directly whether Canada was now in a trade war, declined the euphemism and supplied his own: "We cannot accept what they have offered, and we will not give what they have asked." [1] That is not negotiating language. It is the vocabulary of a government that has decided the other side wants submission, not a signature, and has stopped paying for the appearance of talks.

The politics run hotter in Ottawa than in Washington. Carney was elected last year as the man who would stand up to this White House, polls show most Canadians oppose making concessions, and even opposition leader Pierre Poilievre closed ranks behind him Saturday, urging Canadians to defend the country against "unfair attacks." Ontario Premier Doug Ford pronounced the abandoned deal bad for autos, steel and manufacturing. [1] The Canadian Chamber of Commerce began mobilizing members "to brace for impact." [1]

The arithmetic underneath is brutal. Nearly 70 percent of Canadian exports go to the United States market, a dependency no counter-tariff list dissolves. [1] Consumers will feel both schedules before September arrives — cheese and hockey gear stateside, appliances and farm equipment north of the border — and the survival of the continental trade pact is now an open question rather than a baseline. [1] September 8 is the date to watch. That is when Ottawa's paperwork stops being rhetoric.

-- SAMUEL CRANE, Washington