While you didn't really provide the "following" as the comment above me states, in general, the advantage of secondary sources of primary ones is that they perhaps provide a more objective or even just a broader view on a certain topic. While a primary source of the American civil war would be a letter written by a soldier, a secondary source would be a book that describes more letters taken together and discusses possible information regarding them.
African American men the right to vote by declaring that the "right of citizens of the United States to vote shall not be denied or abridged by the United States
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.
You were correct!
The right answer is <span> D Local craftsmen grew wealthier because of their specialized skills.
This is because during the Industrial Revolution people were not needed for their skills but for the unskilled work in the factories and mines.
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Napoleon was seen by most of all people in Europe as a Dictator and a Tyrant.