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(Answer #5). Colonization made an immediate and long-standing impact on all parts of Africa. West Africa was particularly affected by the slave trade. European slave traders made deals with corrupt tribal chiefs to find slaves, and that kind of betrayal leaves a legacy.
The Portuguese as they pushed south along the coast of West Africa were the first Europeans to come into contact with the people of Sub-Saharan Africa. Thus when Portugal and Spain established the first American colonies, they first introduced Africans as a labor source in the New World. It was sugar that first made slavery important and Caribbean sugar islands became enormously important.