Wall Street's main stock indexes closed sharply lower on Monday after President Donald Trump announced the start of 25% ...

A sell-off hit Wall Street after President Donald Trump said tariffs he had announced earlier on Canada and Mexico would take effect within hours.

President Trump on Monday afternoon signed an executive order raising tariffs on Chinese imports by 10%, effective at 12:01 Tuesday morning, adding to the 10% tariffs he imposed on China in early ...

Auto stocks, suppliers, and ancillary industries limped into Monday’s close as President Trump’s commitment to levy a 25% tax on imports from Canada and Mexico rattled U.S. financial markets.