The focus on American prosperity and national security is the latest pivot by Canadian officials as the country tries to find its footing with the new Trump administration, and - more urgently - avert the threat of blanket 25% import tariffs imposed by the US, its largest trade partner and closest ally.

President Donald Trump told reporters hours after taking office that he was considering levying a blanket duty on Mexico and Canada on Feb. 1.

President Donald Trump did not immediately impose tariffs on Monday as previously promised but said he was thinking about imposing 25% duties on imports from Canada and Mexico on Feb. 1 over illegal immigrants and fentanyl crossing into the U.