The 4th quarter of 1929 saw the wheels fall off the wagon, marked by the October 24 Wall Street Crash and the beginning of a massive economic contraction remembered to history as the Great Depression. As head of the CPUSA's Agitprop, Browder was responsible for generating party literature intended to transform the unemployment crisis into a mass movement for revolutionary change. Browder was instrumental in planning American activities relating to International Unemployment Day, March 6, 1930 — an international day of mass protest, set in motion by the Comintern, against unemployment. A network of Unemployed Councils were established under Communist Party auspices.