The one push factor was the need to escape from Civil War and poverty.
A lot of regions from those areas were really dangerous due many rebellions to happen because of Governance Dissatisfaction while America was described as the land of freedom and opportunities. Of Course, a lot of immigrants are tempted to come to the U.S
Many americans wanted to remain neutral. America did not join the war because of the lack of support for the war. the americans basically viewed the world war two as a european issue and that it was not their problem (my apologies if my english is bad . i hope this helped :) ! )
Answer:
The acquisition of new territories in the West
Explanation:
