Stocks are falling again on Wall Street as companies and investors react to President Donald Trump's decision to impose tariffs on the U.S.'s biggest trading partners. The S&P 500 dropped

The stock market is plunging as President Trump's tariffs on China, Canada and Mexico escalate the trade war. China and Canada have hit back with retaliatory tariffs and Mexico is expected to also hit back.

U.S. President Donald Trump said on Thursday that his proposed tariffs on Mexico and Canada will go into effect March 4 as scheduled because drugs are still pouring into the United States from those countries.

President Donald Trump teased that tariffs could climb higher over time while responding to Maria Bartiromo's questions about business leaders' desire for predictability.

President Donald Trump on Thursday signed executive actions that delay for nearly one month tariffs on all products from Mexico and Canada that are covered by the USMCA free trade treaty, a significant walkback of the administration’s signature economic plan that has rattled markets,

The temporary pauses followed leaders from Mexico, Canada, and China all vowing to take retaliatory action. Start the day smarter. Get all the news you need in your inbox each mor

President Trump on Thursday said he will pause 25% tariffs on U.S. imports from Mexico that are covered under a 2020 trade agreement, delaying levies imposed on the nation and on Canada earlier this week. Mr. Trump announced the delay in a social media post after a call with Mexican President Claudia Sheinbaum.

Starting just past midnight Tuesday, imports from Canada and Mexico are now taxed at 25%, with Canadian energy products getting tariffed at 10%.

Plus: President Trump's sweeping freeze on federal funding has been hit with another legal blow. | A deadline looms to avoid a government shutdown.