The Missouri Compromise, also known as the Compromise Bill of 1820, admitted both Missouri and Maine to the Union — Missouri as a slave state, and Maine as a free state, according to History.com. The ...

On this day in 1820, President James Monroe signed the Missouri Compromise, a measure aimed at keeping the number of slave-holding and free states equal. The deal brought Missouri into the Union as a ...

*Refers to the latest 2 years of stltoday.com stories. Cancel anytime. A depiction of a slave auction outside the old St. Louis County Courthouse. More than 530 slaves were sold outside the courthouse ...

On March 6, 1820, President James Monroe signed into law legislation referred to as the Missouri Compromise, which prohibited slavery in the northern parts of the Louisiana Territory and allowed it in ...

Sen. Henry Clay, known as "the Great Compromiser," brought about the Missouri Compromise of 1820. House of Representatives historian Robert Remini says Clay's feat resulted from his ability to make ...