American Indians saw it as a way to help themselves, because both sides have promised that they would not use take over the land with force, and allow them to live where they were. American Indians also reacted strongly in helping the European powers because they found that the Europeans had extremely strong weapons (i.e muskets, cannons) and, if they were able to help the Europeans win (French or English), they could be rewarded with the weapons, and use it to attack other tribes and have dominance over their regions
This isn’t a paragraph but an idea for this is that the culture is more rich , people from all over the world have moved to America and made it a more culturally rich place
One of the reasons was the blocked transportation routes, another was they were giving so many materials to the army to win they put aside their other business to focus on that