US stock futures remained flat on May 23, 2025, as investors weighed mounting debt worries and ongoing trade tensions. Major indexes declined: Dow Jones fell 0.79%, S&P 500 dropped 0.94%, and Nasdaq declined 1.2%, amid fears of increased tariffs and trade policy volatility. President Donald Trump announced plans to impose 50% tariffs on European Union goods starting June 1, escalating trade tensions and prompting a sharp sell-off in European stocks and bonds. Trump also warned that Apple might face a 25% tariff on iPhones not manufactured in the US, leading to a 2.5% decline in Apple’s stock, touching a two-week low. The