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Ottawa

Illinois, United States
Also known as: Carbonia
Written and 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

Ottawa, city, seat (1831) of La Salle county, north-central Illinois, U.S. It lies at the confluence of the Fox and Illinois rivers, about 80 miles (130 km) southwest of Chicago. The site was inhabited by Illinois Indians when it was visited by French explorers Jacques Marquette and Louis Jolliet in 1673. René-Robert Cavelier, sieur (lord) de La Salle, built a fort nearby in 1682. The town was laid out in 1830; its name derives from...

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