What led to the development of the transatlantic slave trade?

The transatlantic slave trade began  in the 15th century, after the Portuguese started exploring the coast of West Africa. At first the number of enslaved Africans was small. In about 1650, with the development of plantations on the newly colonized Caribbean islands and American mainland, the trade grew.

d. she conquered the black sea coast and parts of poland.

the united states began searching for a way to reduce oil

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