Civil War By abbywitty67 Aug 28, 1845 Mexican-American War USA invades Mexico. Mexico gives USA the Mexican Cession. Aug 28, 1850 Compromise of 1850 Allows for voting on issue of slavery. Fugitive Slave Act put into place. Aug 28, 1852 Uncle Tom's Cabin written by Harriet B. Stowe Book emphasizes evils of slavery. North becomes increasingly abolitionist and South becomes more defensive of slavery. Aug 28, 1854 Kansas-Nebraska Act Aug 29, 1854 Kansas-Nebraska Act Popular sovereignty will determine slavery issues in any state Aug 29, 1854 Republican Party Formed Aug 29, 1856 Bleeding Kansas Popular sovereignty causes violance. Anti-slavery and pro-slavery forces move to Kansas to vote Aug 29, 1857 Dred Scott vs Sanford Supreme Court case Supreme Court rules that Missouri Compromise is unconstitutional, Congress has no power to regulate slavery. Slaves not considered as citizens Aug 29, 1859 Harper's Ferry Radical abolitionist John Brown attacks Federal armory in attempt to start slave revolt. Arrested and hanged. New strict slave codes are put into place.