Lenape French and Indian War (a part of the Seven Years' War in Europe). The Lenape's quick adoption of trade goods, and their need to trap furs to meet high European demand, resulted in their disastrous over-harvesting of the beaver population in the lower Hudson Valley. With the fur sources exhausted, the Dutch shifted their operations to present-day upstate New York. The Lenape who produced wampum in the vicinity of Manhattan Island temporarily forestalled the negative effects of the decline in trade. Lenape population fell sharply during this period, due to high fatalities from epidemics of infectious diseases carried by Europeans,
Settler colonialism the United States, especially in the area of treaty rights and sovereignty. Much contemporary literature written by indigenous scholars and scholars within the field of American Indian Studies/Native Studies centers around recognising the disruptive effects that settler colonialism has had on Native American tribes, including land loss, destruction of tribal languages and cultures, and tribal efforts to maintain recognition of rights they have gained via treaties with the United States government. The United States has acknowledged its history of slavery, but has not yet publicly dealt with the historic violence of settler colonialism. Although settler colonialism is a racial issue,