Canada's next prime minister has met with outgoing Prime Minister Justin Trudeau and is vowing a quick transition.

Mark Carney, who comes from a long career in finance, won the Liberal Party’s election on Sunday. His first challenge will be managing growing tensions with the U.S.

Former central banker Mark Carney, fresh from a landslide victory to become the leader of Canada's ruling Liberal Party and the country's next prime minister, met Justin Trudeau on Monday and said the formal handover of power would be quick.