French colonists had a trading post at Fort Detroit and a settlement developed there in the colonial period. Another developed on the south side of the Detroit River in what is now southwestern Ontario, near a Huron mission village. French and French-Canadian colonists also established farms at Dearborn in this period. France ceded all of its territory east of the Mississippi River in North America to Great Britain in 1763 after losing to Britain in the Seven Years' War.

Beginning in 1786, after