US stock market volatility surged as US-Canada trade tensions rattled investors. The Dow Jones dipped 0.3%, while the S&P 500 fell 0.3%, reversing earlier gains. Despite a 3.1% rise in core CPI, marking its lowest increase since April 2021,

But uncertainty around Trump's tariff policy continues to grip Wall Street, and his trade war has only intensified this week. The president has vowed to respond to tariffs planned by the EU and Canada in response to US duties on steel and aluminum imports — most notably leading off Thursday by threatening a 200% tariff on imports of EU wines and spirits.

March’s stock market selloff showed no signs of easing Thursday as major indexes closed at their lowest points of the year, sending the S&P 500 into a correction amid intensifying backlash to President Donald Trump’s sweeping tariffs,