Listen ... Long-Term Effects. The trade in African slaves brought about the largest forced movement of people in history. It established the basis for black populations in the Caribbean and in North and South America. At the same time, it disrupted social and political life in Africa and opened the door for European colonization of the continent.... The shift in European demand from gold, foodstuffs, and such products to slaves changed the relations among African groups and states. The prices Africans received for slaves made it more profitable for them to take captives from their neighbors than to establish networks for producing and selling other goods. In this way the slave trade encouraged strong states to raid weaker states for slaves. As a result, many African societies were torn by organized slave wars and general banditry. Successful slave-raiding and trading societies formed new states that were dominated by military groups and constantly at war with their neighbors. ... Source: John Middleton, ed., Africa: An Encyclopedia for Students, Volume 4, Thomson Learning A student is doing a research paper on the root causes of African political disunity. Would this excerpt be of use to the student? 1. Yes, because it explains the historical roots that created political fragmentation. 2. Yes, because it explains the economic basis of the slave trade. 3. No, because it does not address the rivalry between African tribes. No, because it does not address the effects of migration on subsequent imperialism. 4.

Listen ... Long-Term Effects. The trade in African slaves brought about the largest forced movement of people in history. It established the basis for black populations in the Caribbean and in North and South America. At the same time, it disrupted social and political life in Africa and opened the door for European colonization of the continent.... The shift in European demand from gold, foodstuffs, and such products to slaves changed the relations among African groups and states. The prices Africans received for slaves made it more profitable for them to take captives from their neighbors than to establish networks for producing and selling other goods. In this way the slave trade encouraged strong states to raid weaker states for slaves. As a result, many African societies were torn by organized slave wars and general banditry. Successful slave-raiding and trading societies formed new states that were dominated by military groups and constantly at war with their neighbors. ... Source: John Middleton, ed., Africa: An Encyclopedia for Students, Volume 4, Thomson Learning A student is doing a research paper on the root causes of African political disunity. Would this excerpt be of use to the student? 1. Yes, because it explains the historical roots that created political fragmentation. 2. Yes, because it explains the economic basis of the slave trade. 3. No, because it does not address the rivalry between African tribes. No, because it does not address the effects of migration on subsequent imperialism. 4.