Canadians are set to elect a new government on Monday, as the Liberals led by Mark Carney try to extend their hold on power against Pierre Poilievre's Conservatives.

Canada’s new prime minister, Mark Carney, won the job with a promise to confront increased aggression shown by President Donald Trump — and he will have the opportunity to do that in a face-to-face Oval Office meeting.

Canadian Prime Minister Mark Carney said emphatically Tuesday that Canada is "not for sale" and "won't be for sale, ever" in an Oval Office meeting with President Trump, moments after Mr. Trump called the border between the U.