First Nations peoples have lived , hunted , and traveled across the area for at least 10 @,@ 000 years , as shown by archaeological evidence on Walpole Island . These peoples was drawn from an amalgamation of Ojibwa , Odawa , and Potowatami clans , which formed the Three Fires Confederacy , also called the Council of Three Fires , in A.D.796. These clans came together through common links in both language and culture , developing a self @-@ sufficient society where tasks and responsibilities was equally shared among all members .