Stock markets worldwide are careening even lower after China matched President Donald Trump’s big raise in tariffs in an ...

Wall Street’s worst crisis since COVID slammed into a higher gear. The S&P 500 plummeted 6% Friday, the Dow Jones Industrial Average plunged 5.5% and the Nasdaq composite dropped 5.8%.

Long-threatened tariffs from U.S. President Donald Trump have plunged the country into trade wars abroad — all while on-again, off-again new levies continue to escalate uncertainty. Trump is no strang ...