which was very successful. Steelmaking became highly successful with the Bessemer process, invented in 1855 and refined during the Civil War. This made it easier to produce steel, which was superior to iron. Carnegie wrote an essay titled "The Gospel of Wealth" in 1889. In the essay, he encouraged wealthy businessmen to use their fortunes in ways that would benefit society. Carnegie became a great philanthropist and funded the creation of thousands of public libraries in the United States.
John D. Rockefeller…
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