Term: Black Thursday (October 24, 1929)
Definition: Term popularly used for the day the stock market collapsed in 1929, triggering the Great Depression. By 1932, stock prices were 72 percent below their lowest levels in 1929. View more information and original documents about the Great Depression at Turning Points in Wisconsin History.
[Source: The History of Wisconsin, v.5. War, a New Era, and Depression, 1914-1940 (Madison, State Historical Society of Wisconsin, 1973-1998)]