Germany's annexation of Austria and continued persecution of Jews at home exacerbated the refugee crisis. As such, there were more refugees to take in than countries would manage.
Answer and Explanation:
Expansion and centralization encourages disadvantaged groups to come together and resist State attempts to promote new policies to these groups. These groups, feeling devalued and threatened by centralization and expansion, whether at the social, political or economic level, they feel that they need to defend themselves in their local environments. Several examples of this can be cited as the Cossack revolt, the Pueblo revolt and the resistance of the Brazilian quilombola communities.
To avoid policies that would draw the U.S into international conflict.
