To win the next election, the new prime minister must quickly prove he is Canada’s best hope of managing relations with the White House.

The former central bank chief takes over at what he has called “a time of great peril” for Canada, with Trump attacking its sovereignty and economic security.

Former central banker Mark Carney is preparing to be sworn in as Canada’s new prime minister. Carney, 59, on Friday will replace Prime Minister Justin Trudeau, who announced his resignation in January but remained in power until the Liberal Party elected a new leader.