Secondary sources draw on primary sources. They may comment on primary sources, or use the evidence from primary sources to construct an argument. Books or journal articles that analyze, critique, or synthesize a range of sources are examples of secondary sources.
They transformed peacetime industries into war industries.
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Answer:
influenced countries to develop their own industries and governments to invest directly in new businesses
Explanation:
"Since the Union was created by the states, they could leave it at any time" view was held by most Southerners of the secession crisis of 1860-1861
Option c
<u>Explanation:</u>
After the election of Abraham Lincoln as president of America in the year 1860 – 61, 11 states of the southern region of America formally withdrawn from the federation of states.
The main reason for withdrawal of Southern state from union is that the political leaders are in favor of slavery because their main sources of income is from the agriculture where it need lot labor to work on their agricultural fields. Whereas northern part of America are in support of anti slavery.