Life History of John D. Rockefeller: From Zero to Oil King

John Davison Rockefeller was born on July 8, 1839 in Richford, New York, to William Avery Rockefeller and Eliza Davison.
His father was an itinerant peddler and drug dealer who traveled frequently, so John was raised by his mother.
From childhood, John showed a talent for calculating and saving. He diligently helps his mother manage the family finances.
John attended Central High School in Cleveland, Ohio, and then continued his studies at Folsom's Commercial College.

At the age of 16, John worked as an assistant bookkeeper for a shipping company.
In 1859, he worked as a bookkeeper for Hewitt & Tuttle, an oil processing and refining company.
There, John saw great potential in the oil industry and began investing in oil refineries.
In 1864, John married Laura Celestia Spelman and had five children.

In 1870, John founded the Standard Oil Company with his brother Henry and several other investors.
Standard Oil grew rapidly through a strategy of acquisitions and mergers, controlling nearly 90% of the oil market in the United States.
John implemented aggressive business strategies, including monopolistic practices and low pricing to eliminate competitors.

John Rockefeller became the richest person in the world at that time, with a fortune of $300 billion (equivalent to $9 trillion today).
His immense wealth made him the target of public criticism and hatred.
In 1911, the United States Supreme Court decided to break up Standard Oil because it violated antitrust laws.

Behind the controversy, John Rockefeller was also known as a generous philanthropist.
He donated most of his wealth to education, health, and scientific research.
John Rockefeller died on May 23, 1937 at the age of 97.

John D. Rockefeller is one of the most influential figures in United States history.
He left behind a complex legacy, including oil industry glory, controversial business practices, and extraordinary philanthropy.

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