Michael Faraday is the answer
Answer:
¨The Black Codes, sometimes called Black Laws, were laws governing the conduct of African Americans (free blacks). The best known of them were passed in 1865 and 1866 by Southern states, after the American Civil War, in order to restrict African Americans' freedom, and to compel them to work for low wages.¨
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Nutrient-rich soil for farming
If you remember, a lot of Okies went to California during the Depression because they had "ruined" the land to the point they couldn't use it anymore
The political and economic theories of Karl Marx and Friedrich Engels, later developed by their followers to form the basis for the theory and practice of communism.