High Quality Content by WIKIPEDIA articles! The Sixtieth United States Congress was a meeting of the legislative branch of the United States federal government, composed of the United States Senate and the United States House of Representatives. It met in Washington, DC from March 4, 1907 to March 4, 1909, during the last two years of Theodore Roosevelt`s presidency. The apportionment of seats in the House of Representatives was based on the Twelfth Census of the United States in 1900. Both chambers had a Republican majority.