The document summarizes the economic conditions during the late 1920s stock market boom and the subsequent stock market crash of 1929 that led to the Great Depression. It describes how the stock market rose rapidly through the late 1920s but then crashed on October 29, 1929, referred to as "Black Tuesday", wiping out millions of investors. It led to widespread unemployment, poverty and bank failures over the next several years. The economic crisis had global impacts and severe social consequences in the United States including the formation of shanty towns nicknamed "Hoovervilles". President Hoover was criticized for not doing enough to address the Depression.