Early African American Struggles By Xiaotong Liu Jul 28, 1500 Middle Passage Jul 28, 1775 The Pennsylvania Abolitian Society was the first abolitionist group in what is now the USA Jul 28, 1783 Massachusetts outlawed slavery Jul 28, 1787 The Northwest Ordinance of 1787 outlawsed slavery in the territory Jul 28, 1800 States like Ohio and New Jersey began to outlaw slavery Jul 28, 1808 The Act Prohibiting Importation of Slaves took effect Jul 28, 1820 The Missouri Compromise of 1820 prohibited slavery north of 36-30 line Jul 28, 1850 California admitted as a free state Jul 28, 1854 The Kansas-Nebraska Act Jul 28, 1857 Dred Scot Decision Jan 1, 1863 Civil War by President Lincoln Jul 28, 1870 Fifteenth amendment Jul 28, 1896 Plessy v Ferguson was a Supreme Court decision Jul 28, 1909 National Association Jul 28, 1920 The Harlem Renaissance flourishes promoting a musical, literary,artistic,and intellectual movement of African Americans Jul 28, 1930 NAACP