Why it matters: Liberal Party members' vote for Mark Carney, former governor of the Banks of Canada and England, comes as the Liberals are experiencing a polling boost amid widespread opposition to President Trump's U.S. policies targeting its northern neighbor.

Mark Carney, the former governor of the Bank of Canada, was overwhelmingly elected the leader of the Liberal Party and the Great White North's next prime minister on Sunday.

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.