Below are some of the sizable financial market moves prompted by the actions of U.S. President Donald Trump in recent weeks from his re-ignition of a global trade war to the signal that Europe can no longer take the support of U.

Key Takeaways The S&P 500 is off to its worst start for a presidential term since 2009, when Barack Obama entered the White House in the midst of the global financial crisis.Traditionally defensive sectors have outperformed since Trump's inauguration amid growing concern that tariffs could usher in a period of stagflation.

The S&P 500 fell 1.4% on Thursday, marking its lowest point of the year and sliding into a market correction, as it is now down 10.1% from the all-time high it reached less than a month ago. The Dow Jones Industrial Average also hit a year-to-date low, closing down 537 points.

The U.S. stock market has lagged behind European indexes since Donald Trump returned to office in January, weighed down by confusion over the president's economic policies while European equities have been more stable due to a combination of factors,

European markets are expected to open in mixed territory Thursday, stumbling lower as President Donald Trump’s tariffs policy upends global trading relations.