The 59th Congress of the United States convened from March 4, 1905, to March 4, 1907. It consisted of the Senate and the House of Representatives, with a total of 46 senators and 386 representatives. This Congress was notable for addressing issues such as railroad regulation and tariff reform. During the 59th Congress, significant legislation included the Hepburn Act, which strengthened the government's ability to regulate railroad rates. Additionally, the Congress dealt with matters related to foreign policy, particularly concerning the growing influence of the United States in international affairs.