Leaders of the three countries said they agreed to send more troops to the border, tackle U.S. arms smuggling into Mexico and increase collaboration over security issues.

President Donald Trump's proposed 25% tariffs on imports from Mexico and Canada and 10% on goods from China would likely ...

Trump's wide-ranging tariffs on Mexico, Canada and China divided lawmakers and world leaders over the weekend. President ...

The leader of Ontario - Canada's most populous province - has said that American companies will be banned from provincial government contracts until the US ends the tariffs President Donald Trump ...

Yahoo Finance will chronicle the latest news and updates on Trump's tariffs — from the threats to the eventual policy.