President Donald Trump’s long-threatened tariffs have gone into effect, kicking off a trade war with America’s neighbors.

Canadian Prime Minister Justin Trudeau, for one, said his country would plaster tariffs on more than $100 billion of American ...

It's raising red flags for a regional economy still feeling the effects of the year-and-a-half border shutdown during the ...

Canadian officials are undertaking a “full court press” in Washington this week to avert 25% tariffs on most Canadian goods ...