The passage of the Kansas- Nebraska Act
Answer: A
Reason John C. Calhoun was a Vice President & the rest where leaders in abolitionism
Answer:
A is the correct answer
Explain:
You can easily rule out D because there are still conflicts to this day. Now you have it easier to get the right answer. WW2 was the first truly modern war, in the civil war and evem WW1 they still waited to see the whites of peoples eyes before they fired. And the majority of the battles were actually fought in the north.
Causes of the Civil War Causes for the outbreak of Civil War existed in plenty and one of the most prominent among them was the prevalence of slavery in the United States during this period. While the economy of the Northern states was driven by industries, the same was driven by agriculture in the Southern states.