Answer:
Slave laber was no longer an option to help their economy
Explanation:
The Civil War was between the Northern and the Southern states over slavery, the North won and the Emancipation Proclaimation set all the slaves free
What does the Declaration of Independence say about the rights of people?
The declaration of Independence of the United States according to the "Center for Civic Education" is stated the following:
"We hold these Truths to be self-evident, that all Men are created equal, that they are endowed by their Creator with certain unalienable Rights, that among these are Life, Liberty, and the Pursuit of Happiness"
In other words since the U.S.A became independence, the human rights were important for them. They took the time to take a look in what they needed to improve to make the beautiful country that we see today.
I think this is C. F. Scott Fitzgerald.
David Rittenhouse was the first director of the U.S. mint.