<Tr> <Td> 1486 </Td> <Td> Aragon </Td> <Td> Ferdinand II promulgates the Sentence of Guadalupe, abolishing Carolingian - remnant serfdom (remença) in Old Catalonia . </Td> </Tr> <Tr> <Td> 1490 </Td> <Td> Castile </Td> <Td> The slaves of one particular trader are released by a royal cedula . </Td> </Tr> <Tr> <Td> 1493 </Td> <Td> Castile </Td> <Td> Queen Isabella bans the enslavement of Native Americans unless they are hostile or cannibalistic . Native Americans are ruled to be subjects of the Crown . Columbus is preempted from selling Indian captives in Seville and those already sold are tracked, purchased from their buyers and released . </Td> </Tr> <Table> <Tr> <Th> Date </Th> <Th> Jurisdiction </Th> <Th> Description </Th> </Tr> <Tr> <Td> 1503 </Td> <Td> Castile </Td> <Td> Native Americans allowed to travel to Spain only on their own free will . </Td> </Tr> <Tr> <Td> 1512 </Td> <Td> Castile </Td> <Td> The Laws of Burgos establish limits to the treatment of natives in the Encomienda system . </Td> </Tr> <Tr> <Td> 1518 </Td> <Td> Spain </Td> <Td> Decree of Charles V establishing the importation of African slaves to the Americas, under monopoly of Laurent de Gouvenot, in an attempt to discourage enslavement of Native Americans . </Td> </Tr> <Tr> <Td> 1528 </Td> <Td> Spain </Td> <Td> Charles V forbids the transportation of Native Americans to Europe, even on their own will, in an effort to curtail their enslavement . </Td> </Tr> <Tr> <Td> 1530 </Td> <Td> Spain </Td> <Td> Outright slavery of Native Americans under any circumstance is banned . However, forced labor under the Encomienda system continues . </Td> </Tr> <Tr> <Td> 1536 </Td> <Td> Spain </Td> <Td> The Welser family is dispossessed of the Asiento monopoly (granted in 1528) following complaints about their treatment of Native American workers in Venezuela . </Td> </Tr> <Tr> <Td> 1537 </Td> <Td> New World </Td> <Td> Pope Paul III forbids slavery of the indigenous peoples of the Americas and any other population to be discovered, establishing their right to freedom and property (Sublimis Deus). </Td> </Tr> <Tr> <Td> 1542 </Td> <Td> Spain </Td> <Td> The New Laws ban slave raiding in the Americas and abolish the slavery of natives, but replace it with other systems of forced labor like the repartimiento . Slavery of Black Africans continues . New limits are imposed to the Encomienda . </Td> </Tr> <Tr> <Td> 1549 </Td> <Td> Spain </Td> <Td> Encomiendas banned from using forced labor . </Td> </Tr> <Tr> <Td> 1552 </Td> <Td> Spain </Td> <Td> Bartolomé de las Casas, who had once defended the importation of African slaves as a way to protect Native Americans, also condemns African slavery . </Td> </Tr> <Tr> <Td> 1569 </Td> <Td> England </Td> <Td> An English court case involving Cartwright, who had brought a slave from Russia, is said--on the basis of a summary written more than a century later--to have ruled slavery illegal in England, but appears to have been more about the nature of legally acceptable punishment than slavery per se, and certainly did not soon become a recognized precedent for outlawing slavery as slaves continued to be bought and sold in Liverpool and London markets without legal hindrance into the 18th century . See the article "Slavery at common law". </Td> </Tr> <Tr> <Td> 1570 </Td> <Td> Portugal </Td> <Td> Legal attempts by king Sebastian of Portugal to reduce the enslavement of native american populations under portuguese rule . This law was highly influenced by the Society of Jesus, which had missionaries in direct contact with brazilian tribes . </Td> </Tr> <Tr> <Td> 1574 </Td> <Td> England </Td> <Td> Last remaining serfs emancipated by Elizabeth I . </Td> </Tr> <Tr> <Td> 1588 </Td> <Td> Lithuania </Td> <Td> The Third Statute of Lithuania abolishes slavery . </Td> </Tr> <Tr> <Td> 1590 </Td> <Td> Japan </Td> <Td> Toyotomi Hideyoshi bans slavery except as punishment for criminals . </Td> </Tr> <Tr> <Td> 1595 </Td> <Td> Portugal </Td> <Td> Trade of Chinese slaves banned . </Td> </Tr> <Tr> <Td> 1609 </Td> <Td> Spain </Td> <Td> The Moriscos, many of whom are serfs, are expelled from Peninsular Spain unless they become slaves voluntarily (known as moros cortados, "cut Moors"). </Td> </Tr> <Tr> <Td> 1624 </Td> <Td> Portugal </Td> <Td> Enslavement of Chinese banned . </Td> </Tr> <Tr> <Td> 1683 </Td> <Td> Chile </Td> <Td> Slavery of Mapuche prisoners of war abolished . </Td> </Tr> <Tr> <Td> 1687 </Td> <Td> Florida </Td> <Td> Slaves fugitive from British colonies are granted freedom in return for conversion to Catholicism and four years of military service . </Td> </Tr> </Table>

When did the royal slave trade monopoly end