Mark Carney, a former banker, won Canada’s national election on Monday. Carney ran on an anti-Trump platform, and he's promised to try to decouple his country’s economy from its biggest trading partner and, lately, its biggest threat. WSJ’s Vipal Monga explains how Trump’s trade war and threats to annex Canada have upended the election. Annie Minoff hosts. Further Listening: - Why Justin Trudeau Stepped Down - Guns and Death Threats in Canada's Baby-Eel Fisheries Sign up for WSJ’s free What’s News newsletter. Learn more about your ad choices. Visit megaphone.fm/adchoices