timeline assignment By emmettsunderman Period: Jan 1, 1900 to Jan 1, 1930 timeline assignment Sep 14, 1901 Theodore Roosevelt becomes president Feb 24, 1908 Muller V. Oregon Nov 4, 1908 William Taft was elected Feb 3, 1913 16th Amendment ratified Apr 8, 1913 17th Amendment Jan 16, 1919 18th Amendment ratified Aug 18, 1920 19th Amendment ratified