Answer: Slater established his first mill in 1790 on the Blackstone River in Rhode Island. It was one of the first factories in the United States. Three years later, in Pawtucket, he built Slater Mill, the first American factory to successfully produce cotton yarn with water-powered machines.
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The institution of black codes and Jim Crow laws in the South American states was done in order to protect the African American rights.
<h3>What are Jim Crow Laws?</h3>
Jim Crow laws were proposed by Jim Crow to ensure racial segregation for social and political rights in the southern states. These laws were implemented at state as well as local level.
They were instituted along with Black codes, which guaranteed that the rights of the African Americans are not violated at the time of the Congressional reconstruction.
Hence, option A states that black codes and Jim Crow laws helped protect the African American rights at the time of Congressional Reconstruction.
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During<span> the 1960s the availability of primary sources made historical research and</span>writing<span> possible and the debate became more vigorous. Historians Herbert Feis and Gar Alperovitz raised searching questions about the </span>first use<span> of nuclear weapons and their broader political and diplomatic implications.</span>
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Leopold II, king of the Belgians from 1865 to 1909. He led the first European efforts to develop the Congo River basin. ... Leopold soon decided that the best way to acquire wealth would be by establishing an African colony ... One lucrative source of wild rubber was the Landolphia vines in the great Central African rainforest, ...
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