Point Roberts, Washington, is the rare U.S. exclave so dependent on Canada’s goodwill that the strain of Trump’s tariff war ...

Planned limitations on Canadian access to the Haskell Free Library & Opera House, which spans the U.S.-Canada border, ...

At the northern border, migrants are crossing from Canada into the U.S. with the help of human smugglers who openly promote their services on popular social media platforms.

But Mr. Trump’s criticisms have upended the business-as-usual atmosphere at the border. Map along the Canada-United States border highlighting Coutts, Canada and Sweet Grass, United states.

The American president recently started fixating on the line separating the United States and Canada. It’s worth asking why.