The Spanish Empire began its involvement in the transatlantic slave trade in the 16th century, following the arrival of Christopher Columbus in the Americas.

Cuba was the primary destination for enslaved Africans in the Spanish Empire, due to its sugar plantations and the high demand for labor.

The Leyes de Indias was the Spanish law that regulated the treatment of enslaved Africans in the Spanish Empire.

The Casa de Contratación was the Spanish institution that was responsible for the administration of enslaved Africans in the Spanish Empire.

The Encomienda was the Spanish system of forced labor that was used to exploit enslaved Africans in the Spanish Empire.

The Leyes Nuevas was the Spanish law that prohibited the enslavement of indigenous peoples in the Spanish Empire.

Bartolomé de las Casas was the Spanish priest who advocated for the abolition of slavery in the Spanish Empire.

Colombia was the first Spanish colony in the Americas to abolish slavery.

The Leyes de Abolición was the Spanish law that abolished slavery in the Spanish Empire.

The Spanish Empire finally abolished slavery in 1886.

An estimated 12 million enslaved Africans were brought to the Americas during the transatlantic slave trade.

The mortality rate of enslaved Africans during the Middle Passage was approximately 20%.

The abolition of slavery in the Spanish Empire was due to a combination of economic, political, social, and religious factors.

The abolition of slavery in the Spanish Empire led to economic decline, political instability, and social unrest.

The abolition of slavery in the Spanish Empire was more gradual than in other European empires.