Trump has shown a willingness to move swiftly on tariffs in recent days without allowing for drawn-out talks. On Sunday, Trump announced—and then backed off—a threat to impose

The Trudeau government and regional leaders have put into place a retaliation strategy that's ready to go as leaders call for a national buy-Canadian response to President Donald Trump's tariff plans.

President Donald Trump's threats to impose punishing tariffs on Canada and Mexico may be part of a strategy to gain leverage ahead of new negotiations on a regional trade agreement, experts said.