If im correct the answer should be Submarines and mines were an inexpensive and better way to engage battleships. I hope this helps. let me know if it doesnt
Answer:
Socially and Economically
Socially, the intensive indoctrination of the American people led to a regression of social reforms.
Economically, enormous growth spurred by industries related to war was aided by heavy government expansion.
Explanation:
the answer is:
c) they were all military leaders during the revolutionary war
Answer
eventually returned to their home countries
Explanation
Many new immigrants entered in the US in the late 1800 in large numbers and most of them were from western and northern Europe. They fled to US because there was job shortage in their country and also crops farming failed due to their land being infertile and famine.There was also high taxation in their countries. Others were moving to US to seek for freedom due to the political and religion persecution. Many immigrants eventually returned to their home countries this is because in their mind they didn't come for a permanent stay.