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

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

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.

President Donald Trump imposed 25% taxes on imports from Canada and Mexico on Tuesday and doubled to 20% his levies on Chinese products.

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 ...

China hits back at Trump with fresh retaliatory tariffs on agricultural goods - China accounted for 17 per cent of American ...

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.