Tariff retaliation: Mexico and Canada immediately vowed to impose tariffs of their own. The Canadian prime minister, Justin Trudeau, announced retaliatory tariffs starting with 25 percent tariffs on approximately $20 billion worth of U.S. goods on Tuesday, with $85 billion more to follow within three weeks.

Hydropower and pipelines cross the U.S.-Canada border. They’re critical to keeping the lights on and energy costs from going up.

The U.S. border czar is set to meet Canadas top public safety official on Friday, just hours before President Donald Trump decides whether to impose 25% tariffs on Canada and Mexico. The meeting offers Canada a

The scale at which Donald Trump’s agenda and musings have reshaped politics in Canada is, as the president himself might put it, huge. The US president has turned the Canadian political landscape into a circus,