Though there were multiple causes of the Great Depression, which event do historians use to mark its beginning?

the drought in the southeastern United States
runs on the banks and the closure of many of them
the decline in cotton prices and the foreclosure of many farms
the crash of the stock market when stocks lost up to 90% of their value

1 answer

The event historians use to mark the beginning of the Great Depression is the crash of the stock market when stocks lost up to 90% of their value. This event occurred on October 29, 1929, and is often referred to as Black Tuesday.