Answer: World War 1
Explanation: do i even have to explain
Yes, as this would ensure more equal representation for the US's states and all territories which is occupied without much care. These territories would be able to become involved, allowing the people more freedom and more power, creating a better living situation for themselves and therefore bettering the US as a whole by creating a new area of opportunity.
Prohibited American colonistsfrom settling west of Appalachia.
