Governments and markets are also reacting to Trump’s other big decision this week, to impose an additional new tariff of 10 ...

WASHINGTON (AP) — President Donald Trump’s long-threatened tariffs against Canada and Mexico finally went into effect Tuesday ...

The Supreme Court will hear arguments in a $10 billion lawsuit Mexico filed against top U.S. firearm manufacturers, alleging ...

The case concerns a lawsuit filed by the Mexican government against gun companies seeking accountability for gun violence ...

Many Canadian officials have said that Trump’s ongoing tariff threats are tied to an upcoming mandatory review of the ...

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

Stock markets slid Tuesday on trade war fears as world powers hit out at the start of US tariffs on China, Mexico and Canada ...

Trump’s America First approach has produced policy wins. When the president threatened Canada and Mexico with tariffs last ...

US President Trump's long-threatened 25% tariffs against Canada and Mexico began at midnight in Washington DC, as did a new ...

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