The Canadian dollar dropped sharply against major currencies following the United States’ move to impose 50% tariffs on about $20 billion worth of Canadian imports. These tariffs, affecting key sectors such as dairy, wine, lumber, furniture, and cement, came after trade negotiations between Ottawa and Washington broke down. Canadian Prime Minister Mark Carney declared he would retaliate with equivalent tariffs starting September 8, targeting industries including steel, dairy, agricultural machinery, paper, and electronics, marking an escalation in the trade dispute. The loonie fell 0.58% against the U.S. dollar and also weakened against the euro, pound, and yen.

Negotiations had been intense and ongoing, but deteriorated when Washington accused Canada of demanding too much in the final stages. U.S. Trade Representative Jamieson Greer said the U.S. had offered Canada unparalleled access to the American market and had cut tariffs on sensitive Canadian exports such as steel, aluminum, autos, and softwood lumber. However, Canada’s latest demands exceeded what the U.S. was willing to concede. Carney pushed back, stating the U.S. had “asked too much and offered too little,” emphasizing Canada’s refusal to compromise sovereignty or key industries. He characterized Canada's position as defensive, citing the tariff measures as an attack amounting to a trade war.

Economists warn the Canadian economy is especially vulnerable to this escalation given its reliance on trade with the U.S., Canada’s largest trading partner. While the $20 billion in targeted exports represent roughly 0.6% of Canada’s GDP, the tariffs could inflict significant damage on many small and medium-sized businesses, particularly those in key border regions. Prolonged tariffs risk slowing Canadian growth, possibly pushing it into recession if measures expand. The intertwined nature of the North American auto and energy industries adds further complexities, while Canada struggles with limited alternatives to U.S. markets.

Despite the economic threats, Carney has garnered domestic support for standing firm against Washington’s demands. Polling indicates most Canadians back a tough stance in the trade dispute, despite rising concerns about job security amid potential losses of up to 90,000 positions. Political opposition has also voiced strong condemnation of the U.S. tariffs, warning against one-sided policies that could deindustrialize Canada. The standoff underscores deepening tensions in North American trade relations, amid ongoing USMCA renegotiations and a broader backdrop of escalating global protectionism.