query: Did Portugal participate in the slave trade?
passage: Slavery in Portugal
Slavery in Portugal occurred since before the country's formation. During the pre-independence period, inhabitants of the current Portuguese territory were often enslaved and enslaved others. After independence, during the existence of the Kingdom of Portugal, the country played a leading role in the Atlantic Slave Trade, which involved the mass trade and transportation of slaves from Africa and other parts of the world to the American continent. Slavery was abolished in Portugal in 1761 by the Marquês de Pombal. After the abolishment of slavery in Portugal, the Portuguese slave traders turned to clients in other countries where slavery was not yet abolished such as the United States of America.
passage: Slavery in Portugal
Portuguese domination was accepted by the "docile" Jau slaves. In Évora, Brites Figueira owned a Java (Jau) slave named Maria Jau. Antão Azedo took an Indian slave named Heitor to Evora, who along with another slave was from Bengal were among the 34 Indian slaves in total who were owned by Tristão Homem, a nobleman in 1544 in Évora. Manuel Gomes previously owned a slave who escaped in 1558 at age 18 and he was said to be from the "land of Prester John of the Indias" named Diogo.[98]