In case you don't know AI The Great Depression was a severe worldwide economic crisis that lasted from 1929 to the late 1930s. It began in the United States after the stock market crash on October 29, 1929, known as Black Tuesday. Key points: Unemployment skyrocketed, reaching over 25% in the U.S. Banks failed, businesses closed, and people lost their savings. Global trade collapsed, and many countries fell into deep poverty. It led to major political and social changes, including the rise of extremist movements in Europe and the New Deal policies in the U.S. It’s considered the worst economic downturn in modern history and had long-lasting effects on global finance and politics.