October 29 is the 302nd day of the year in the Gregorian calendar, with 63 days remaining until the end of the year. It is often associated with various historical events and observances. For example, in the United States, it is recognized as National Cat Day, a day to celebrate and promote the adoption of cats. On this day in 1929, the stock market crash known as Black Tuesday occurred, marking the beginning of the Great Depression. This event had significant economic impacts worldwide and is often studied in history and economics classes.