By: Surjit Singh Flora
(Asian independent) Washington and Ottawa are now trading duties, warnings and political insults. And the economic damage will be less theatrical, but longer-lasting. Donald Trump said it was time to “teach Canada” after trade talks collapsed. Days earlier, he had said an agreement was close. But instead, Washington imposed new tariffs, Ottawa threatened retaliation and a bitter conflict erupted.
The latest U.S. tariffs came into effect August 22, 2026. They impose duties of up to 50 percent on C$27.6 billion, or $20 billion, in Canadian goods. Energy, potash, fish, certain critical minerals and products already covered by Section 232 duties were excluded. Still a significant share of cross-border trade is covered by the package.
The tariff list includes steel products, cement, wine, hockey sticks and tongue depressors. It joins existing U.S. duties on steel, aluminum, copper, vehicles, auto parts, and Canadian lumber. Trump has also threatened 50% tariffs on Canadian vehicles, auto parts and steel, but as of late August had not yet issued an official order on them.
That is a big difference. A tariff order increases costs immediately. It can put a hold on hiring, factory expansion and parts purchases before that government gets anything from the economy.
Trump says Canada doesn’t provide anything the United States “absolutely needs”. That’s a political assertion, not a good description of North American industry. Canadian energy, minerals, electricity, farm products and manufactured parts are woven into American supply chains. Those relationships can’t be replaced by a presidential declaration.
Prime Minister Mark Carney said the United States had made unfair last-minute demands. The Trump administration said Canada rejected a favorable offer. Both sides have made compromise more difficult, while Trump’s insults toward Canadian negotiators and his suggestion that Lake Ontario be renamed “Lake America” have added political theater to a serious commercial dispute.
Canada’s counter-tariffs begin Sept. 8. Ottawa plans duties of 15%, 25%, and 50% on about C$27.6 billion in U.S. imports, matching Washington’s action product by product. These include steel, dairy, appliances, agricultural equipment, pulp and paper, plastics, electronics, furniture, clothing, prepared foods and toiletries.
Retaliation is designed to create pressure, but it isn’t free. Importers pay tariffs first, then pass some costs to retailers, manufacturers, and consumers or accept lower profits. The burden won’t be shared evenly.
Toilet paper is an excellent example. Canadian duties target U.S. tissue products and American producers depend on Canada for lumber and other raw materials. Even if the finished product is made in the country, trade fights can be expensive. Auto tariffs would be worse because components can cross the border several times before a vehicle gets to a dealer.
Canada is more exposed to the conflict. The United States bought 71.7 percent of Canadian goods exports in 2025, down from 75.9 percent the year before. But the United States can’t quickly replace Canadian energy, potash, aluminum, nickel, uranium, electricity and industrial parts. New mines, pipelines, rail links, contracts and processing facilities take years.
Ontario Premier Doug Ford has said “everything is on the table” with electricity and critical minerals. Ontario power supports about 1.5 million homes and businesses in Michigan, Minnesota, and New York, he says. Ontario has not ordered a wide cutoff, but Ford can’t block every export of Canadian goods and services. Electricity trade is done by provincial regulators, utilities, federal laws, and cross-border grid agreements.
A reduction in Ontario’s power supply could raise regional prices and put reliability at risk during peak demand. It wouldn’t shut down the U.S. power system, but it would cost Ontario revenue and put long-standing customers in doubt. Nickel or uranium restrictions would also hurt Canadian producers who need American buyers as much as U.S. manufacturers need nearby supply.
That is the central weakness of this trade war. Each government can inflict pain, but neither can do so without suffering damage at home.
The immediate deadline is September 8, when Canada’s retaliation begins. Trump’s threatened auto, auto-parts and steel duties pose the bigger risk, even without a confirmed implementation order. American automakers, farmers, manufacturers, and border-state officials will press Washington. Canadian exporters, retailers and consumers will pressure Carney’s government.
The United States and Canada can reduce their dependence over time, but complete separation isn’t realistic in the near term. Their factories, farms, power networks, and transport routes are too closely connected.
The outcome of the dispute will be less about insults about lakes than how much economic damage Washington and Ottawa are prepared to tolerate before negotiations resume again.
