U.S. President Donald Trump welcomes Canadian Prime Minister Mark Carney to the White House on Oct. 7, 2025. Anna Moneymaker/Getty Images
U.S. President Donald Trump says he is terminating all trade negotiations with Canada over a TV ad campaign sponsored by the provincial government of Ontario opposing U.S. tariffs. The ad features the voice and images of the late Republican President Ronald Reagan speaking against protectionist measures.
Trump suggested the ad campaign was meant to interfere with an upcoming U.S. Supreme Court hearing on his administration’s tariffs.
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