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First African Slave
The first African American slave arrives in Virginia. -
Slavery becomes illegal
Slavery becomes illegal in the Northwest Territory. The US constitution states that congress may not ban the slave trade until 1808. -
The Cotton Gin
Eli Whitney's invention of the Cotton Gin increases demands for slave labor -
Fugitive slave law
A federal fugitive slave law is enacted, providing for the return slaves who had escaped and crossed state lines. -
The Ban
Congress bans slave importation from africa -
Harriet Tubman
Harriet Tubman escapes from slavery and becomes one of the most effective and celebrated leaders of the Underground Railroad.