Canada faces steep 35% tariffs on almost 60% of its U.S. imports — if President Trump follows through tomorrow on his Aug. 1 deadline for imposing the extraordinary duty.

U.S. President Donald Trump signed an executive order on Thursday increasing tariffs on Canadian goods to 35% from 25%, the White House said.

The president also announced sweeping tariffs on dozens of countries, as he continued his drive to remake how global trade operates.