The Missouri Compromise of 1820 was a piece of legislation that attempted to address growing sectarian tensions over the issue of slavery. By passing the law, which President James Monroe signed, the United States Congress admitted Missouri as a slave state and Maine as a free state to the Union. It also prohibited slavery on the remaining Louisiana Purchase lands north of the 36o 30' parallel (the southern border of Missouri). The Missouri Compromise lasted just over 30 years before being repealed by the Kansas-Nebraska Act of 1854. In the Dred Scott decision in 1857, the Supreme Court ruled that the compromise
What is the Missouri ?
the second-longest river and chief river of North America's second-largest drainage system, second only to the Hudson Bay drainage system [15] [16] It flows south for 2,340 miles (3,770 km)[16] from its traditional headwaters in northern Minnesota, Lake Itasca, to the Mississippi River Delta in the Gulf of Mexico. thanks to its numerous tributaries. [17] The main stem is entirely within the United States; the total drainage basin area is 1,151,000 sq mi (2,980,000 km2), with only about 1% in Canada.
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