Answer: to rally emotional support for a unified country
Explanation: the civil war originally started because several states wanted to secede from the union. That is the easiest way I can put it. Slavery did play a role in the war as well.
Someone who makes a mistake which leads to his or her destruction like hamlet
“inspired us”, the word reverence means “a deep respect for someone/something”, and an admiration like that would usually come from something that inspires or gives one hope