(1929-1939) The dramatic decline in the worldﾒs economy due to the United Stateﾒs stock market crash of 1929, the overproduction of goods from World War I, and decline in the need for raw materials from non industrialized nations. Results in millions of people losing their jobs as banks and businesses closed around the world. Many people were reduced to homelessness, and had to rely on government sponsored soup kitchens to eat. World trade also declined as many countries imposed protective tariffs in an attempt to restore their economies.