Cook County is a county in northeastern Illinois. It was established on January 15, 1831, and the county is Chicago. The name of Cook County is to commemorate the state’s first federal congressman, Daniel Popk Cook.
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Cook County Travel Guide
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Cook County is a county in northeastern Illinois. It was established on January 15, 1831, and the county is Chicago. The name of Cook County is to commemorate the state’s first federal congressman, Daniel Popk Cook.