On January 27, 2025, the U.S. stock market experienced a historic decline, with estimates indicating a loss of approximately $2 trillion in market capitalization within a single trading day. Reports confirm that over $787 billion was wiped out during the trading session, highlighting the severity of the market downturn. This unprecedented loss marks one of the largest single-day declines in market value in history, underscoring significant volatility in the financial markets.