Canada's ruling Liberal Party elected a new party leader Sunday who will serve as the nation's next prime minister, replacing outgoing premier Justin Trudeau. Why it matters: Liberal Party members' vote for Mark Carney comes as the Liberal Party is experiencing a polling boost amid widespread opposition to President Trump's policies targeting its northern neighbor.

The prominent central banker and investor was chosen in a crucial leadership race amid threats from President Trump. He is expected to quickly call a federal election.

Mark Carney, who formerly served as governor of the Bank of Canada and the Bank of England, is generally likely to be chosen the new Liberal leader when the results of a vote by over 400,000 party mem