USA HISTORY

Detailed explanation-1: -The Missouri Compromise also proposed that slavery be prohibited above the 36º 30’ latitude line in the remainder of the Louisiana Territory . This provision held for 34 years, until it was repealed by the Kansas-Nebraska Act of 1854.

Detailed explanation-2: -The Kansas-Nebraska Act repealed the Missouri Compromise, created two new territories, and allowed for popular sovereignty. It also produced a violent uprising known as “Bleeding Kansas, ” as proslavery and antislavery activists flooded into the territories to sway the vote.

Detailed explanation-3: -In 1854, the Missouri Compromise was repealed by the Kansas-Nebraska Act. Three years later the Missouri Compromise was declared unconstitutional by the Supreme Court in the Dred Scott decision, which ruled that Congress did not have the authority to prohibit slavery in the territories.

Detailed explanation-4: -Chief Justice Roger Taney and six other Justices ruled that Missouri Compromise was illegal because Congress had no power to prohibit slavery in the territories, and slave masters were guaranteed property rights under the Fifth Amendment.