Business · 2

John D. Rockefeller built his fortune in which industry during the Gilded Age?

Answer

Oil refining

John D. Rockefeller founded Standard Oil and became one of history's wealthiest entrepreneurs by dominating the oil refining industry.

💡 Did you know?

At his peak, Rockefeller's Standard Oil controlled approximately 90% of U.S. oil refining.

Other options people guess

  • Steel
  • Railroads
  • Banking

Topics

  • John D. Rockefeller
  • oil industry
  • Gilded Age
  • monopolies

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