Heavy selling and falling prices shake Wall Street, marking a major stage of the 1929 stock market crash.

On 24 October 1929, the New York Stock Exchange (NYSE) experienced “Black Thursday,” one of the most significant events in American financial history, marking a critical stage of the Wall Street Crash of 1929. The trading day was characterized by massive stock sell-offs, sharp price declines, and widespread panic among investors. Approximately 12.9 million shares were traded, an extraordinary volume for the time, as investors rushed to sell their holdings amid growing concerns about overvalued stocks and economic uncertainty. Leading Wall Street bankers attempted to stabilize the market through coordinated stock purchases, helping prices recover somewhat before the closing bell. Nevertheless, the day's dramatic events severely weakened investor confidence and revealed the vulnerability of the financial markets after years of rapid speculation and rising stock prices. The significance of Black Thursday extended far beyond the immediate turmoil on Wall Street, as it became a defining moment in the 1929 stock market crash and a warning of the economic challenges that followed. Although financial leaders briefly restored some confidence, further dramatic declines occurred on Black Monday, 28 October, and Black Tuesday, 29 October 1929, deepening the market collapse. The crash contributed to the onset and severity of the Great Depression, a prolonged economic downturn that affected businesses, banks, employment, and international trade. This historic event transformed public understanding of financial risk and eventually helped inspire major reforms in securities regulation, investor protection, and market oversight. Black Thursday remains an important milestone in NYSE history, illustrating the need for transparent, resilient