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  Andrew Carnegie was a Scottish-American industrialist, business magnate, and philanthropist
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  John Davison Rockefeller Sr. was an American oil industry business magnate, industrialist, and philanthropist
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  The time where people over ruled over people with business.
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  The exclusive possession or control of the supply or trade in a commodity or service.
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  The Pendleton Civil Service Reform Act is a United States federal law, enacted in 1883,
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  Rhe Interstate Commerce Act of 1887 is a United States federal law that was designed to regulate the railroad industry, particularly its monopolistic practice.
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  The Sherman Antitrust Act of 1890 is a United States antitrust law passed by Congress under the presidency of Benjamin Harrison, which regulates competition among enterprises.