The Declaration of Independence was signed on <span>July 4, </span>1776.
Answer:
The European industries that benefited from African resources were the textile industries, the food producing industries, the electrical industries, and the weapon industry.
There were two ways that helped the immigrants in the 1800's and early 1900's retain their cultures. First is through cultural pluralism where the immigrant gets to keep their ethnic identity, converse in their language, live and stay in their ethnic group, retain their ways of life while they are in the American society. The other way was through Assimilation which is shedding of their traditional practices and languages and adopt the American life.