Amid warnings of price increases, Canada moved quickly to retaliate, China said it had planned countermeasures and Mexico said it would soon unveil its response.

President Donald Trump will move forward with aggressive new tariffs on Canada, Mexico and China on Saturday, the White House said, affirming he will stick to his February 1 deadline for the new duties that could have widespread effects on the economy.

President Donald Trump will put in place 25% tariffs on imports from Canada and Mexico and 10% tariffs on goods from China effective on Saturday, the White House said, but it provided no word on