Trump’s promise to impose 30% tariffs on imports from Mexico and 35% on imports from Canada beginning tomorrow could hammer up to three-fourths of their U.S. imports.

U.S. President Donald Trump on Thursday signed an executive order increasing tariffs on Canadian goods to 35% from 25% on all products not covered by the U.S.-Mexico-Canada trade agreement, the White House said.

President Trump announced Thursday that the U.S. would raise tariffs on certain Canadian goods from 25 percent to 35 percent beginning Friday. Goods that are covered under the 2020 United States-Mexico-Canada Agreement will be exempt from the tariff rate,