U.S. tariffs on Canada have put experts at odds over how appropriate the action was, particularly given the unaddressed demand side of the fentanyl epidemic.

Canadian and Chinese officials say they were already helping reduce fentanyl smuggling. Prime Minister Justin Trudeau said fentanyl crossing the northern border is "near zero."

President Donald Trump said tariffs on some goods from Canada and Mexico planned for April 2 “could go up,” and would not predict whether the United States will have a recession in 2025.