The 133rd Congress of the United States refers to the legislative body that convened from January 3, 2013, to January 3, 2015. It consisted of the Senate and the House of Representatives, with a total of 535 voting members. During this period, the Democratic Party held the majority in the Senate, while the Republican Party had control of the House. Key issues addressed during the 133rd Congress included budgetary matters, healthcare reforms, and immigration policies. Notable legislation included the Bipartisan Budget Act of 2013 and discussions surrounding the Affordable Care Act. The Congress also faced challenges such as the government shutdown in October 2013.