Because food, materials, and money were being used for the war, so they had to even it out to spend it where they needed it most.
He wanted the idea of internationalism to be implemented, which would allow American to sell arms and supplies to Britain without actually taking part in the war.
HOPE IT HELPS!!
Try reading the first paragraph of this. It may help. https://books.google.com/books?id=IQwAAAAAMBAJ&pg=PA2&lpg=PA2&dq=How+does+columbus+and+smith+deploy+...