In some ways, we can take as evidence the fact that almost everyone in the western world now condemns the Holocaust, meaning that we have similarities that go beyond race, culture, and nationality.
Answer:
Like Italy, Germany had quite a few serious issues to resolve once unification took place. Regional differences, developing since the first settlement of the Germanic tribes during the Roman Empire, were distinct, and local princes refused to give up substantial power to the central government. The Berlin assembly, therefore, was kept weak. Germany, like the United States under the Articles of the Confederation, seemed merely a loose of confederation of autonomous states. In Germany's case, one state, Prussia, was absolutely dominant due to its size, power, and military strength. This, combined with Bismarck's skillful conduct in international and national affairs as chancellor, kept the empire together until 1914.
Explanation:
The answer is the first choice, Immigrants from both periods established neighbourhoods in American cities