1. 22 million
2. 3 million
3. northeners
4. free southeners
5. 9 million
Suffrage, women’s rights, temperance, health reform
The Cold War. There was a build up of arms between the US and USSR.
This is a very complex question, but they both collapsed due to:
decentralization and government corruption
plagues/ epidemics
high taxes
and invasions
Some differences are that the Chinese empires saw a revival while Rome didn't.
