The correct answer is "Increased death toll and violence of King Philip's War Native Americans' "
The Iroquois were provided with firearms through the Hudson River from the Dutch and English merchants, which reverberated as more casualties in the war, once guns were deadlier than their usual weapons. Iroquois war now had greater tolls, increasing the practice of "Mourning Wars", a technique where the Iroquois took captives of neighboring groups, submitted them into a ritual and then they were adopted to replace the dead Iroquois. The tribe ascended into a war and violence vicious cycle. With the advent of diseases the ferret village was almost completely destroyed in 1650.
He wanted it to be used against Japan.
