Slavery and its Legacies in North America By DonovanProBanh Jan 1, 1619 First African slaves arrive in Virginia Though slaves had likely existed before this time, the first record of African slavery in the British American colonies occurs in 1619. Jan 1, 1793 Eli Whitney invents the cotton gin Demand for slave labor greatly increases. Jan 1, 1808 U.S. Congress bans slave importation Though importation of new slaves was banned, the slave market was kept alive through reproduction. Jan 26, 1820 The Missouri Compromise Slavery is banned in all territories north of the southern border of Missouri. Aug 21, 1831 Nat Turner revolts Nat Turner organizes a slave rebellion that results in 56 white deaths, punishment of hundreds of black slaves in retaliation, and stricter Virginia slave laws Mar 20, 1852 Uncle Tom's Cabin is published Harriet Beecher Stowe publishes Uncle Tom's Cabin, a large factor in stirring support for the anti-slavery movement. Mar 6, 1857 Dred Scott Decision The Supreme Court rules that Congress does not have the power to ban slavery in states, and that slaves are not citizens. Feb 4, 1861 The Confederate States of America is formed Several states decide to secede from the United States of America to form the Confederate States of America, with one of their reasons being to maintain slavery in their states. Jan 1, 1863 Emancipation Proclamation President Abraham Lincoln issues the Emancipation Proclamation, stating that all slaves in the Confederacy shall be set free. Dec 6, 1865 Slavery is officially prohibited The Thirteenth Amendment to the U.S. Constitution is adopted, prohibiting slavery and involuntary servitude.