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1500
Middle Passage
Between 1500 and 1800, 11 million slaves crossed the Atlantic. Por -
First abolition group
In 1775 the Pennsylvania Abolition Society was the first abolitionist group in Ameria -
Political compromise
In the 1800s, the debate over slavery intensified. Both abolitionists and those who were pro-slavery were concerned with the issue of slavery in new states and territories. In 1808 the Act Prohibiting Importation of Slaves took place. -
Missouri Compromise of 1820
Prohibited slavery north of 36-30 line. The Missouri enters the United Statess as a slavev state and Main as a free state -
Compromise of 1850
California admitted as a free state. As a compromise, a Fugitive slave law requires runaway slaves to be returned to their owners. -
Kanas-Nebraska act of 1854
This act proposed that slavery would be left to popular vote in the territory -
Emancipation proclamtion
Issued during the Civil War by President Abraham Lincoln. It freed slaves in southern states still in rebellion. About 3 million slaves were declared free.
