A) John D. Rockefeller

Tue, 05 May 2026 14:13:36 +0000

# John D. Rockefeller: The Life, Legacy, and Influence of America’s Oil Titan John D. Rockefeller (1839–1937) remains one of the most transformative and controversial figures in American business history. As a pioneering industrialist, he reshaped the oil industry, co-founded Standard Oil, and set foundational standards for modern corporate structure. Today, Rockefeller’s name is synonymous with wealth, philanthropy, and the complex moral questions surrounding economic power. ### Who Was John D. Rockefeller? John Davison Rockefeller was born on July 8, 1839, in Richford, New York. From a modest upbringing, Rockefeller emerged as a shrewd businessman with an unmatched focus on efficiency, vertical integration, and aggressive market expansion. His rise began in the 1860s with the establishment of Standard Oil in 1870, which quickly dominated the nascent U.S. oil refining industry.