Chapter 25 By bridgar Jan 1, 1919 Eighteenth Amendment Jun 2, 1919 Red Scare Raids Jan 1, 1920 Transcontinental Airmail Service Apr 16, 1920 Sacco And Vanzetti Arrested Aug 18, 1920 Nineteenth Amendment Aug 20, 1920 First Commercial Radio Broadcast Jun 21, 1921 Budget Bureau Apr 14, 1922 Teapot Dome Jan 1, 1923 KKK Exposure Mar 2, 1923 Time Magazine Created Jan 1, 1924 Veterans' Bonus Jan 1, 1924 National Origins Quota Act Jul 1, 1925 Scopes Convicted Jan 1, 1926 Martha Graham Modern Dance Recital Jan 1, 1927 Lindy Hop Gains Popularity Feb 1, 1927 Veto Of Farm Price-Control Apr 9, 1927 Sacco And Vanzetti Sentenced To Death May 26, 1927 The Jazz Singer Movie Jun 14, 1927 Lindbergh Flight Aug 27, 1927 Sacco And Vanzetti Executed