<Tr> <Td> By country or region (show) <Dl> <Dt> Sub-Saharan Africa </Dt> </Dl> <Ul> <Li> Contemporary Africa </Li> <Li> Slavery on the Barbary Coast </Li> <Li> Barbary slave trade </Li> <Li> Slave Coast </Li> <Li> Angola </Li> <Li> Chad </Li> <Li> Ethiopia </Li> <Li> Mali </Li> <Li> Mauritania </Li> <Li> Niger </Li> <Li> Somalia </Li> <Li> South Africa </Li> <Li> Sudan </Li> <Li> Seychelles </Li> </Ul> <Dl> <Dt> North and South America </Dt> </Dl> <Ul> <Li> Americas indigenous <Ul> <Li> U.S. Natives </Li> </Ul> </Li> <Li> Brazil <Ul> <Li> Lei Áurea </Li> </Ul> </Li> <Li> Canada </Li> <Li> Caribbean <Ul> <Li> Barbados </Li> <Li> Code Noir </Li> </Ul> </Li> <Li> Cuba </Li> <Li> Haiti <Ul> <Li> revolt </Li> <Li> Restavek </Li> </Ul> </Li> <Li> Latin America </Li> <Li> Puerto Rico </Li> <Li> Trinidad </Li> <Li> United States <Ul> <Li> colonial </Li> <Li> maps </Li> <Li> female </Li> <Li> partus </Li> <Li> penal labor </Li> <Li> Slave codes </Li> <Li> interregional </Li> <Li> Human Trafficking </Li> </Ul> </Li> <Li> Virgin Islands </Li> </Ul> <Dl> <Dt> Central, East, and South Asia </Dt> </Dl> <Ul> <Li> Human trafficking in Southeast Asia </Li> <Li> Bhutan </Li> <Li> China <Ul> <Li> Booi Aha </Li> <Li> Laogai </Li> </Ul> </Li> <Li> India <Ul> <Li> Debt bondage </Li> <Li> Chukri System </Li> </Ul> </Li> <Li> Japan <Ul> <Li> comfort women </Li> </Ul> </Li> <Li> South Korea <Ul> <Li> Yankee princess </Li> </Ul> </Li> <Li> North Korea </Li> <Li> Vietnam </Li> </Ul> <Dl> <Dt> Australia and Oceania </Dt> </Dl> <Ul> <Li> Blackbirding in Australia </Li> <Li> Human trafficking in Australia </Li> <Li> Slave raiding in Easter Island </Li> <Li> Human trafficking in Papua New Guinea </Li> <Li> Blackbirding in Polynesia </Li> </Ul> <Dl> <Dt> Europe and North Asia </Dt> </Dl> <Ul> <Li> Sex trafficking in Europe </Li> <Li> British Isles </Li> <Li> Denmark </Li> <Li> Dutch Republic </Li> <Li> Germany in World War II </Li> <Li> Norway </Li> <Li> Poland </Li> <Li> Portugal </Li> <Li> Romania </Li> <Li> Russia </Li> <Li> Spain <Ul> <Li> colonies </Li> </Ul> </Li> <Li> Sweden </Li> </Ul> <Dl> <Dt> North Africa and West Asia </Dt> </Dl> <Ul> <Li> Iran </Li> <Li> Libya </Li> <Li> Human trafficking in the Middle East </Li> <Li> Ottoman Empire </Li> <Li> Yemen </Li> </Ul> </Td> </Tr> <Dl> <Dt> Sub-Saharan Africa </Dt> </Dl> <Ul> <Li> Contemporary Africa </Li> <Li> Slavery on the Barbary Coast </Li> <Li> Barbary slave trade </Li> <Li> Slave Coast </Li> <Li> Angola </Li> <Li> Chad </Li> <Li> Ethiopia </Li> <Li> Mali </Li> <Li> Mauritania </Li> <Li> Niger </Li> <Li> Somalia </Li> <Li> South Africa </Li> <Li> Sudan </Li> <Li> Seychelles </Li> </Ul> <Li> Slavery on the Barbary Coast </Li>

Explain the triangular trade between india china and england