Ontario implemented a 25 percent tariff on all electricity exports to the U.S. on Monday, impacting three states.

Ontario Premier Doug Ford has threatened to disrupt the approximately $95 billion energy trade due to Trump's new tariffs.

United States tariffs on Mexican and Canadian imports took effect on Tuesday. The levies, set at 25 percent by US President ...

Trump and his aides have reportedly threatened to redraw the northern border, go after Canada’s minerals and water, and cancel NORAD.

President Donald Trump is planning tariffs on Mexico and Canada. Those countries are major trade partners for many states.

President Trump, in an early February call, challenged the border treaty between the two countries and told Justin Trudeau he ...