Canada vowed strong pushback while Mexico urged calm on Tuesday in the face of U.S. President Donald Trump's trade threats that risk throwing their economies into disarray.
Trump has pledged to sign an executive order on inauguration day to impose 25 per cent tariffs on products from Canada and Mexico.
His action requires agencies to assess whether stricter US trade policy could successfully restrict the flow of fentanyl and the flow of undocumented migrants into the United States.
U.S. President Trump's immigration plan has many experts concerned Canada will see a surge of illegal crossings at the border.