The U.S. president ratcheted up a trade war with America's northern neighbor after Ontario's surcharge on electricity sold to the United States.
TORONTO (AP) — Incoming Canadian Prime Minister Mark Carney said Tuesday that his government will keep tariffs in place until Americans show respect and commit to free trade after U.S. President Donald Trump threatened historic financial devastation for Canada.
The sudden shifts in trade policy have forced energy regulators and grid operators in northern border states to scramble to assess potential disruptions.