Canada to announce retaliatory tariffs against the US as Trump tells leaders to ‘fall in line’

Canada is preparing to announce a new round of retaliatory tariffs against the United States as tensions between the two countries intensify following the collapse of recent trade negotiations. Canadian officials are expected to reveal the measures on Tuesday after President Donald Trump warned Canadian leaders to “fall in line” or face consequences that could be significantly more severe than the tariffs already in place.

Trump has also threatened to impose additional 50% tariffs on Canadian vehicles, auto parts and steel, increasing pressure on industries that are closely connected across the U.S.-Canada border. Canadian Prime Minister Mark Carney has strongly rejected Washington’s demands, accusing the U.S. administration of attempting to subordinate Canada and undermine some of its most important industries.

Carney said the trade discussions had shown that the United States wanted to weaken Canada’s major economic sectors, including automobiles, steel and aluminum. He argued that Canada could not accept an agreement in which it was treated as a subsidiary of the United States and said Ottawa had rejected what it considered an unacceptable trade proposal.

Canadian Finance Minister François-Philippe Champagne and other Cabinet ministers are also expected to announce measures aimed at supporting workers and businesses affected by the growing tariff dispute. The government is considering a more targeted approach to retaliation rather than simply matching U.S. tariffs dollar for dollar, with the goal of protecting Canadian industries and limiting the impact on workers.

The latest confrontation follows Carney’s decision to end trade negotiations with the Trump administration on August 21. Trump responded by threatening additional tariffs on approximately $20 billion worth of Canadian goods, further damaging relations between two countries whose economies are deeply connected.

The United States and Canada have long maintained extensive trade ties, with supply chains linking businesses across the automotive, energy, agricultural, steel and manufacturing industries. As a result, higher tariffs could increase costs for companies and consumers in both countries and disrupt production networks that depend on cross-border trade.

Carney has acknowledged that Canadian retaliation could lead to higher prices and fewer choices for consumers. At the same time, he has argued that Canada needs to reduce its dependence on the U.S. economy by expanding trade relationships with other international markets.

The dispute reflects Trump’s broader reliance on tariffs as a central part of his economic and trade strategy during his second term. His administration has used tariffs to pressure trading partners into making concessions and addressing what it considers unfair trade practices.

The growing conflict also comes as the Trump administration faces legal challenges over its broader tariff policy. A coalition of 25 Democratic-led states has sued the administration, arguing that the president exceeded his authority by imposing sweeping tariffs on goods from dozens of trading partners.

For Canada, the immediate focus remains on protecting domestic industries while responding to Washington’s latest threats. The next round of Canadian tariffs could further escalate the dispute and increase uncertainty for businesses on both sides of the border. With supply chains so closely integrated, continued escalation could have economic consequences well beyond the governments involved.