U.S. President Donald Trump announced 25% tariffs on imports from Mexico and Canada, effective Tuesday, sparking fears of a North American trade war. The move sent U.S. stocks tumbling, with the Dow falling 649.67 points (-1.48%), the S&P 500 down 1.76%, and the Nasdaq dropping 2.64%. The Mexican peso and Canadian dollar also weakened.
Trump stated that Mexico and Canada must build manufacturing plants in the U.S. to avoid tariffs. He rejected negotiations to prevent the levies, linking them to curbing fentanyl trafficking. Additionally, Trump confirmed an increase in tariffs on all Chinese imports to 20%, citing Beijing’s failure to halt fentanyl shipments.
Mexico’s government said it would respond after President Claudia Sheinbaum’s press conference. Canadian Foreign Minister Mélanie Joly signaled Ottawa was prepared to retaliate, while Ontario Premier Doug Ford warned the tariffs would devastate both economies, predicting Michigan auto plant shutdowns and disrupted trade in nickel and electricity.
Chinese state media hinted at countermeasures targeting U.S. agricultural goods. Automaker stocks reacted sharply, with General Motors dropping 4% and Ford declining 1.7%. Experts warn the auto sector will see price hikes due to disrupted supply chains.
The tariffs cover over $900 billion in annual U.S. imports. Critics, including lawmakers, warn of inflationary impacts, while White House trade adviser Peter Navarro downplayed concerns. Trump also launched new trade actions, investigating tariffs on lumber and wood imports, digital services taxes, and copper.
Economists caution that these aggressive tariffs could sustain inflation and push the global economy toward recession.


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