But Trump announced time was up on March 3, and the tariffs went into effect overnight. Stock markets slipped, Canada ordered reciprocal tariffs, and by Thursday, Trump gave another 30-day extension to goods covered under the United States-Mexico-Canada Agreement, which applies to approximately 38% of imports from Canada.

The government of Ontario on Tuesday backed off its threat to impose a surcharge on electricity to three U.S. states amid broader trade talks. In a joint statement from Ontario