<P> Between 1909 and 1913, several conditions favored passage of the Sixteenth Amendment . Inflation was high and many blamed federal tariffs for the rising prices . The Republican Party was divided and weakened by the loss of Roosevelt and the Insurgents who joined the Progressive party, a problem that blunted opposition even in the Northeast . The Democrats won both houses and the Presidency in 1912 and the country was generally in a left - leaning mood, with the Socialist Party winning a seat in the House in 1910 and polling six percent of the popular presidential vote in 1912 . </P> <P> Three advocates for a federal income tax ran in the presidential election of 1912 . On February 25, 1913, Secretary of State Philander Knox proclaimed that the amendment had been ratified by three - fourths of the states and so had become part of the Constitution . The Revenue Act of 1913 was enacted shortly thereafter . </P> <P> According to the United States Government Publishing Office, the following states ratified the amendment: </P> <Ol> <Li> Alabama (August 10, 1909) </Li> <Li> Kentucky (February 8, 1910) </Li> <Li> South Carolina (February 19, 1910) </Li> <Li> Illinois (March 1, 1910) </Li> <Li> Mississippi (March 7, 1910) </Li> <Li> Oklahoma (March 10, 1910) </Li> <Li> Maryland (April 8, 1910) </Li> <Li> Georgia (August 3, 1910) </Li> <Li> Texas (August 16, 1910) </Li> <Li> Ohio (January 19, 1911) </Li> <Li> Idaho (January 20, 1911) </Li> <Li> Oregon (January 23, 1911) </Li> <Li> Washington (January 26, 1911) </Li> <Li> Montana (January 27, 1911) </Li> <Li> Indiana (January 30, 1911) </Li> <Li> California (January 31, 1911) </Li> <Li> Nevada (January 31, 1911) </Li> <Li> South Dakota (February 1, 1911) </Li> <Li> Nebraska (February 9, 1911) </Li> <Li> North Carolina (February 11, 1911) </Li> <Li> Colorado (February 15, 1911) </Li> <Li> North Dakota (February 17, 1911) </Li> <Li> Michigan (February 23, 1911) </Li> <Li> Iowa (February 24, 1911) </Li> <Li> Kansas (March 2, 1911) </Li> <Li> Missouri (March 16, 1911) </Li> <Li> Maine (March 31, 1911) </Li> <Li> Tennessee (April 7, 1911) </Li> <Li> Arkansas (April 22, 1911), after having previously rejected the amendment </Li> <Li> Wisconsin (May 16, 1911) </Li> <Li> New York (July 12, 1911) </Li> <Li> Arizona (April 3, 1912) </Li> <Li> Minnesota (June 11, 1912) </Li> <Li> Louisiana (June 28, 1912) </Li> <Li> West Virginia (January 31, 1913) </Li> <Li> Delaware (February 3, 1913) </Li> </Ol>

Who argued for a bill of rights to be added to the constitution answers.com