Justin Trudeau has officially stepped down as the Prime Minister of Canada. Trudeau resigned on Friday after nearly a decade in power. He had announced his resignation in January, as polls indicated that his Liberal Party was likely to face defeat in the upcoming election.

Frontrunners include Chrystia Freeland and Mark Carney, who are making the case they can guide Canada through domestic and international issues. At the top of the list: mounting trade tensions with the United States.