The immigrants contributed significantly to United States history from the period 1900 to 1940. Immigration was widely spread in the North while the South (aside from slave immigration) remained mostly American born citizens...about 14.5% of the population were immigrants and it was a huge force for the labor industries
Economic factors , nationalist factors
An example of an organization that sprung from the Second Great Awakening was the "American Bible Society" which promoted Christian education throughout the US.
Answer:
A Red Scare is the promotion of a widespread fear of a potential rise of communism or anarchism by a society or state. The term is most often used to refer to two periods in the history of the United States which are referred to by this name. The First Red Scare, which occurred immediately after World War I, revolved around a perceived threat from the American labor movement, anarchist revolution, and political radicalism. The Second Red Scare, which occurred immediately after World War II, was preoccupied with the perception that national or foreign communists were infiltrating or subverting U.S. society and the federal government. The name refers to the red flags typically used by communists. WAS THIS WHAT YOU WERE LOOKING FOR???
10% of slaves died during the Middle Passage