After nearly a decade in power, Canadian Prime Minister Justin Trudeau finally bowed to a chorus of criticism that had become too loud to ignore, announcing his resignation on Monday. Among the loudest critics was one of his most loyal and longest-serving deputies.

Announcing his resignation on Monday, Trudeau said he planned to stay on as prime minister until a new party leader is selected. Who will succeed him — and can they survive a looming no-confidence vote?

Canadian Prime Minister Justin Trudeau announced his resignation after facing an increasing loss of support both within his party and in the country. Now Trudeau's Liberal Party must find a new leader while dealing with U.