Both Canadian Prime Minister Trudeau and Mexican President Sheinbaum said they had agreed to bolster border enforcement efforts in response to Trump's demand to crack down on immigration and drug smuggling.

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.

The pauses—which allow a period of negotiations over drug trafficking and border security—provide a cool-down period after a tumultuous few days that put North America on the cusp of a trade war.