Chicago incorporated 180 years ago #OnThisDay #OTD (Mar 4 1837) March 4, 20171830sadmin Video: 'History of Chicago in Around 5 Minutes' (Saturday, March 4, 1837) — Chicago, which would become the most populous city in the state of Illinois and the Midwestern United States, was incorporated today as a city with a population of 4,170. Share this:TweetRedditLike this:Like Loading... Related