Iroquois Finger Lakes region, and upstate New York along the St. Lawrence River area downstream to today's Montreal. French, Dutch and British colonists in both New France (Canada) and the what became the Thirteen Colonies recognized a need to gain favor with the Iroquois people, who occupied a significant portion of lands west of colonial settlements. Their first relations with them were for fur trading, which was favorable and became lucrative to both sides. The colonists also sought to establish positive relations to secure their settlement borders. For nearly 200 years the Iroquois were a powerful factor in North American colonial
Iroquois blood feuds and vendettas that were an essential aspect of Iroquois culture. As a way of expediting the mourning process, raids were conducted to take vengeance and seize captives. Captives were generally adopted directly by the grieving family to replace the member(s) who had been lost. This process not only allowed the Iroquois to maintain their own numbers, but also to disperse and assimilate their enemies. The adoption of conquered peoples, especially during the period of the Beaver Wars (1609-1701), meant that the Iroquois League was composed largely of naturalized members of other tribes. Cadwallader Colden wrote, "It has been