The sudden security at the southern U.S. border with Mexico could open up threats to the U.S. northern border with Canada, ...

The U.S. government is ending a more than century-old friendly arrangement on the Canadian border as the two countries feud.

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

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 US-Canada border runs across the floor of the library but its entrance is on the American side. The back door is on the Canadian side and those who do not have a library card will have to ...