The Thirty-First Congress of the United States convened from December 5, 1849, to March 3, 1851. It was a significant period in American history, marked by debates over issues such as slavery and territorial expansion. This Congress included both the House of Representatives and the Senate, with key figures like Stephen A. Douglas and Henry Clay playing prominent roles in legislative discussions. During this session, the Compromise of 1850 was a major focus, aiming to address tensions between free and slave states. The Congress also dealt with matters related to the newly acquired territories from the Mexican-American War, shaping the future of the nation.