US President Donald Trump has said his tariffs on Canadian goods are necessary to force action on the migrants and drugs entering the United States through its northern border. He has also described billions of dollars in daily cross-border trade as a US subsidy and claimed Canada would not be "viable as a country" without it.

President Donald Trump has agreed to exempt automobiles from newly imposed tariffs on imports from Canada and Mexico for the next month.

The longer the tariffs stick, the more damage they can do, forcing companies to decide between eating higher costs and passing them along to inflation-weary consumers. If the tari