it was found because there needed to be 50 states so they found it.
by:Laura
Louis Jolliet and Father Marquette arrived in Illinois in 1673, and in 1818, Illinois became the 21st state of the United States.
Members of the Church of Jesus Christ of Latter-day Saints (the "Mormon" church) founded Nauvoo, Illinois.
The Guarantee Trust Life Insurance Company was founded in 1936 in Glenview, Illinois. They serve individuals and families in forty-nine states and the District of Columbia.
Willow Creek Community Church is located in South Barrington, Illinois, a suburb of Chicago. The church was founded on October 12, 1975 by Bill Hybels.
Hull House was a settlement house in Chicago, Illinois. It was co-founded by Jane Addams and Ellen Gates Starr in 1889.
Springfield, Illinois was founded in 1820.
it was founded in 1673.
Illinois State University was founded in 1857.
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Chicago, Illinois
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In 1835.
Cook County, Illinois was founded January 15, 1831.
Dec.3,1818 21st
The headquarters of the company US Cellular is located in Chicago, Illinois. The company was founded in 1983, and has been located in Illinois since its founded date.
The Illinois Sewing Machine Co was founded in 1895.
The first US city to be founded was Cahokia which was founded in the year 600. The city was in the state of Illinois.