How did immigration affect immigrants and other americans in the 1900s?

Answer:
Escaping religious, racial, and political persecution, or seeking relief from a lack of economic opportunity or famine still pushed many immigrants out of their homelands. Many were pulled here by contract labor agreements offered by recruiting agents, known as padrones to Italian and Greek laborers.
Explanation:
Many immigrants came to America seeking greater economic opportunity, while some, such as the Pilgrims in the early 1600s, arrived in search of religious freedom.