The first African slaves arrived in the Americas in 1502, when a Spanish ship carrying 200 slaves from Africa arrived in the Caribbean.

Haiti was the first country in the Americas to abolish slavery, in 1804.

Nat Turner's Rebellion was a slave rebellion that took place in Virginia in 1831. It was led by Nat Turner, a slave who believed that he was chosen by God to lead a revolt against slavery.

Abraham Lincoln signed the Emancipation Proclamation on January 1, 1863, freeing all slaves in Confederate territory.

Slavery finally ended in the United States with the ratification of the Thirteenth Amendment to the Constitution in 1865.

The Lei Áurea was a law passed in Brazil in 1888 that outlawed slavery.

Cuba was the last country in the Americas to abolish slavery, in 1886.

The American Anti-Slavery Society was an abolitionist movement in the United States that was founded in 1833.

Frederick Douglass was the most famous abolitionist in the United States. He was a former slave who escaped to freedom and became a leading voice in the abolitionist movement.

The Fugitive Slave Act was a law passed in the United States in 1850 that allowed slave owners to recapture their escaped slaves.

The American Civil War was a war that was fought between the United States and the Confederacy over the issue of slavery.

An estimated 620,000 people died in the American Civil War.

The Thirteenth Amendment to the United States Constitution abolished slavery.

The Civil Rights Movement was a movement that fought for the rights of African Americans after the Civil War.

Martin Luther King, Jr. was the most famous leader of the Civil Rights Movement.