President Donald Trump announced new tariffs on Mexico, Canada and China — signing them at his Mar-a-Lago club on Saturday.

Canada is poised to hit back by slapping tariffs on US products, with PM Justin Trudeau to make an announcement later on ...

Donald Trump's threat to use his executive order power to impose tariffs on goods entering the US from trading partners Mexico and Canada will hit North America's integrated supply chain and could ...

U.S. needs to pursue evidence-based interventions for substance use disorders. It’s unclear to what degree the Trump ...

Ties between the United States and Mexico have deepened over 30 years of free trade, creating both benefits and irritants.