Answer:
The Great Depression
Step-by-step explanation:
The Great Depression was the worst economic downturn in the history of the industrialized world, lasting from 1929 to 1939. It began after the stock market crash of October 1929, which sent Wall Street into a panic and wiped out millions of investors.
The Great Depression was a worldwide economic downturn that began in the fall of 1929 and did not end in many places until the Second World War. It was triggered in large part by a sudden crash of the American stock market on October 29, a day widely known as Black Tuesday.