Answer: The Articles of Confederation and Perpetual Union
A. Yo rebuild westerns European nations
They moved to the north of u.s and all the cites that were in the northern sides when they were exhausted from farming
During the war, world powers needed a way to protect their trade. These countries began to have colonies around the world where their ships can refuel, military bases for keeping stock and resources that help them resupply at anytime during the war.
The war made former industrialist countries to move toward imperialism. Establishing colonies around the world to help their growth and sourcing for resources easily.
Hippies, bc they wanted peace
hope this helps!