Sub-Saharan Africa is defined as the region lying south of the Sahara Desert in Africa.
North Africa does not have a lot of diversity in terms of race, religion or language, mostly being made up of Arabs and Berbers speaking Arabic and Berberi with overwhelming Muslim majority.
Sub-Sahran Africa, on the other hand is a diversity Whirlpool with the country of Nigeria alone having more than 500 documented languages.
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