The Illiniwek
It was first explored by Francisco Coronado!
The Europeans
The Missouri river
The prehistoric Mound Builders were the first known inhabitants of Illinois. They inhabited Illinois between 10,000 and 8000 BC.
French settlers moved to the area of Illinois. they built churches and fort for fur trading.
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Father Marquette and Louis Joliet explored Illinois in 1673.
Jacques Marquette & Louis Joliet in 1673
It was first explored in 1985.
wow, Christopher Columbus founded America, and explored
It was first explored by Francisco Coronado!
Portugal explored the New World first
French Jesuit missionary Jacques Marquette and Louis Jolliet explored the Illinois River in 1673.
It was first explored by Auguste Piccard in the year nineteen thirty one.
Eric Blandford.
What country first explored Ohio, and claimed it as a territory
Illinois's founding fathers were early French explorers and fur traders, such as Louis Joliet and Jacques Marquette, who first explored the region in the late 17th century. Later, settlers from other American territories and countries like England and Germany also contributed to the development of Illinois.