The slave ships brought in weapons and fabric from Europe and sold them to warlords and in ports of Africa. The slave traders in return sold the slave ship owners the captured men, women, and children. Industries in Europe depended on the that the slaves produced in the European colonies in the Americas

salve traders; raw materials

Explanation:

In the early days, the slave ships were a large cargo ships that were used to transport slaves and also other objects in the 17th to 19th century.  

It carries weapons and other fabrics to sell them in the ports of Africa to the warlords and the slave traders. And in return they exchange the salves to the Europe that were transported in these ships. The industries in Europe were depended on these slaves who produce the raw materials that are used in the industries in the Europe and in America.

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