USA 1919-1941 By timelinemakingmaster Mar 4, 1913 Woodrow Wilson Presidency Jan 18, 1919 Paris Peace Conference 1920 Roaring Twenties Jan 17, 1920 Prohibition Mar 4, 1921 Warren Harding Presidency Aug 2, 1923 Calvin Coolidge Presidency Jul 21, 1925 Scopes Trial 1929 Great Depression Mar 4, 1929 Herbert Hoover Presidency Oct 24, 1929 Wall Street Crash Mar 13, 1930 Smoot-Hawley Tariff Bill Mar 3, 1933 New Deal Mar 4, 1933 Franklin D Roosevelt Presidency 1935 Second New Deal Sep 1, 1939 World War II Dec 7, 1941 Pearl Harbour