President Donald Trump said he plans to speak Monday with Canadian Prime Minister Justin Trudeau and Mexican President Claudia Sheinbaum before steep new tariffs on U.S. allies and trading partners are scheduled to take effect early Tuesday.

"We’re working hard to prevent these tariffs, but if the United States moves ahead, Canada’s ready with a forceful and immediate response," Trudeau posted on X (formerly Twitter). Trump’s decision to impose hefty tariffs comes as part of broader trade actions targeting Mexico,