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.

Mark Carney has been sworn in as Canada’s prime minister, after Justin Trudeau formally stepped down, as the country faces questions about its sovereignty from Donald Trump and a trade war with Canada’s largest trading partner,

TORONTO (AP) — Former central banker Mark Carney was sworn in as Canada’s new prime minister on Friday, and will now try to steer his country through a trade war brought by U.S. President Donald Trump, a threat of annexation and an expected federal election.