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A portuguese expediton arrives to Portugal with 235 slaves; beginning the "modern epoch" and the comercialization of black slaves.
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Suddenly the slave trade became a necessity and the cities gave a great importance to the trade and commerce of black slaves. To the point that there were laws reffering to the slave trade such as "all the slaves from Africa had to be first traded in Portugal"
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The first African slaves arrive in Virginia.
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Slavery is made illegal in the Northwest Territory. The U.S Constitution states that Congress may not ban the slave trade until 1808.
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Eli Whitney's invention of the cotton gin greatly increases the demand for slave labor.
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Gabriel Prosser, an enslaved African American blacksmith, organizes a slave revolt intending to march on Richmond, Virginia. The conspiracy is uncovered, and Prosser and a number of the rebels are hanged. Virginia's slave laws are consequently tightened.
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Denmark Vesey, an enslaved African American carpenter who had purchased his freedom, plans a slave revolt with the intent to lay siege on Charleston, South Carolina. The plot is discovered, and Vesey and 34 coconspirators are hanged.
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Nat Turner, an enslaved African American preacher, leads the most significant slave uprising in American history. He and his band of followers launch a short, bloody, rebellion in Southampton County, Virginia. The militia quells the rebellion, and Turner is eventually hanged. As a consequence, Virginia institutes much stricter slave laws.
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William Lloyd Garrison begins publishing the Liberator, a weekly paper that advocates the complete abolition of slavery. He becomes one of the most famous figures in the abolitionist movement.
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Harriet Beecher Stowe's novel, Uncle Tom's Cabin is published. It becomes one of the most influential works to stir anti-slavery sentiments.
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The Dred Scott case holds that Congress does not have the right to ban slavery in states and, furthermore, that slaves are not citizens.
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The Confederacy is founded when the deep South secedes, and the Civil War begins
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President Lincoln issues the Emancipation Proclamation, declaring "that all persons held as slaves" within the Confederate state "are, and henceforward shall be free."
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The Thirteenth Amendment abolishes slavery throughout the United States. On June 19 slavery in the United States effectively ended when 250,000 slaves in Texas finally received the news that the Civil War had ended two months earlier.
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Slavery is not legal since 1865, but there are modern slaves as homeless or "illegals" explotation, or people working in a pollute environment.
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Today there is discrimination due there color or origen, as a consecuence of the past of african people.