American politician, 15th President of the United States (in office from 1857 to 1861)
James Buchanan Jr. was an American politician who served as the 15th President of the United States (1857–61), serving immediately prior to the American Civil War. A member of the Democratic Party, he was the 17th United States Secretary of State and had served in the Senate and House of Representatives before becoming president.Read more on
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