One day after signing executive orders to impose 25% tariffs on goods from Mexico and Canada, and 10% on Chinese items, President Donald Trump said there may be "some pain," yet the "results will be spectacular.

Canadian Prime Minister Justin Trudeau announced that Canada would respond with 25% tariffs "against $155 billion worth of American goods."

President Donald Trump has signed an order to impose stiff tariffs on imports from Mexico, Canada and China, drawing swift retaliation from the U.S.’s North American neighbors in an emerging trade war