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Theodore Roosevelt
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Oil portrait of Theodore Roosevelt by John Singer Sargent showing Roosevelt standing with one hand on a wooden pedestal and the other on his hip, dressed in a dark suit.
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Oil portrait of Theodore Roosevelt by John Singer Sargent showing Roosevelt standing with one hand on a wooden pedestal and the other on his hip, dressed in a dark suit.
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Oil portrait of Theodore Roosevelt by John Singer Sargent showing Roosevelt standing with one hand on a wooden pedestal and the other on his hip, dressed in a dark suit.
Theodore Roosevelt U.S. Pres. Theodore Roosevelt, oil on canvas by John Singer Sargent, 1903; in the collection of the White House.

Theodore Roosevelt

26th president of the United States
Also known as: TR, Teddy Roosevelt
Written by
John Milton Cooper
Professor of History, University of Wisconsin, Madison. Author of The Warrior and the Priest and others.
John Milton Cooper
Fact-checked by
Britannica Editors
Encyclopaedia Britannica's editors oversee subject areas in which they have extensive knowledge, whether from years of experience gained by working on that content or via study for an advanced degree....
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•History

Theodore Roosevelt (born October 27, 1858, New York, New York, U.S.—died January 6, 1919, Oyster Bay, New York) was the 26th president of the United States (1901–09) and a writer, naturalist, and soldier. He expanded the powers of the presidency and of the federal government in support of the public interest in conflicts between big business and labor and steered the nation toward an active role in world politics, particularly in Europe and Asia. He...

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