Question

The origin of slave trade from africa ?

Answer 1

Transatlantic Slave trade

Answer 2

The transatlantic slave trade began during the 15th century when Portugal, and subsequently other European kingdoms, were finally able to expand overseas and reach Africa. The Portuguese first began to kidnap people from the west coast of Africa and to take those they enslaved back to Europe.

- quoted from the BBC History: Africa and the Transatlantic slave trade