The United States imposed 25% tariffs on nearly all goods imported from Mexico and Canada Tuesday, after taking a month for aides to negotiate a potential reprieve. Duties of 10% were put in place on Canadian energy products.

China on Tuesday announced retaliatory tariffs and export controls, as President Donald Trump's tariffs on goods from China, Canada and Mexico went into effect

President Donald Trump’s long-threatened tariffs against Canada and Mexico went into effect Tuesday, putting global markets on edge and setting up costly retaliations by the United States’ North American allies.