Great Depression: In Washington, D.C., troops disperse the last of the "Bonus Army" of World War I veterans using arson, bayonets, sabers, tanks, tear gas, and vomit gas.

The Great Depression was a severe global economic downturn from 1929 to 1939. The period was characterized by high rates of unemployment and poverty, drastic reductions in industrial production and international trade, and widespread bank and business failures around the world. The economic…