Key events that happened during Billie Jo's fathers lifetime By tpensick22 Apr 6, 1917 U.S. Enters World War I Jun 28, 1919 Treaty of Versailles Nov 2, 1920 First radio broadcast in Pittsburgh, Pennsylvania Nov 11, 1924 Indian Reorganization Act Nov 11, 1929 Great Depression begins Nov 5, 1931 Empire State Building Opens Oct 11, 1933 Japan and Germany withdraw from League of Nations Mar 11, 1934 Reciprocal Trade Agreements Act Nov 11, 1934 Dust Bowl Begins Nov 11, 1935 Social Security Act