By Promit Mukherjee and David Ljunggren OTTAWA (Reuters) -Ex-central banker Mark Carney was formally sworn in as prime minister of Canada on Friday, putting him in a position to fight tariffs from U.S.

OTTAWA—Mark Carney took over Friday as Canada’s prime minister, planting a former central banker known for navigating crises in the middle of a trade war with President Trump and likely kicking off a national election.

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.