Answer:
2) The answer is protest.
The senate must approve all treaties with a 2/3 majority.
Propaganda isn't always 100% true, so your answer would be false.
Testimonials, illustrations and explanations are all supporting materials. So the answer is all of the above.
It should be noted that changes in Lincoln's thinking that led to the Civil War being waged as a total war is Slavery.
According to the question, we are to discuss the Lincoln's thinking that led to the Civil War.
As a result of this we can see that Slavery was been stated by Lincoln as the the reason for the war.
Therefore, slavery serves as changes in Lincoln's thinking that led to the Civil War .
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