The tribes of Illinois were eventually defeated , not by the Iroquois , but by the Potawatomi .
The Iroquois colonized the northern shore of Lake Ontario and sent raiding parties westward all the way to Illinois Country .
The tribes of Illinois Country were eventually defeated , not by the Iroquois , but by the Potawatomi .
The Iroquois colonized the northern shore of Lake Ontario and sent raiding parties westward all the way to Illinois Country .