About 625k Americans died in the Civil War, this was the war that killed more Americans than any other! Most Americans died from disease being that doctors couldn’t really do anything to help them and, around 50k would die in prison camps the deadliest being Camp Sumpter located in Georgia.
During the Industrial Age it was initially the upperclass that had the most power, since they were funding the factory projects, however power soon shifted to the factory owners, since they had the means of production.
The Supreme Court of justice I believe, I say the Supreme Court because they are the ones that control the laws and veto laws,
Answer:
If I remember correctly, they did it because they developed great wealth because of it.