Stephen A. Douglas Tomb - View this location on map U. S. Sen. Stephen A. Douglas, who died in 1861 at the age of 48, played an important role in the development of Chicago. He was an early investor in Chicago real estate, and his tomb stands on land that was once part of his 53-acre estate, 'Oakenwald.' Douglas held numerous state offices, but became nationally known for his debating skill in the Senate and in his campaign against Abraham Lincoln in 1858. 35th Street and Cottage Grove Ave., Chicago , IL Historical

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