To settle at La Présentation, families had to agree to live monogamously, convert to Catholicism, give up alcohol and swear allegiance to France.
When the Seven Years' War broke out between France and England, the Oswegatchie fought with the French on numerous raids in the Ohio, Champlain and Mohawk valleys, where they attacked British colonists.
In 1784, the Oswegatchie surrendered the frontage on the north shore of the St. Lawrence to the British, resettling at what is now Lisbon, New York.
[1] After the end of the Revolutionary War, the British remained at the fort until 1796, and evacuated after the border between Canada and the United States was decided.
European-American pioneers from New England and lower New York started arriving in June 1796 and began settling the area.