Answer: 8 Reasons Why Rome Fell
1. Invasions by Barbarian tribes.
2. Economic troubles and overreliance on slave labor.
3. The rise of the Eastern Empire.
4. Overexpansion and military overspending.
5. Government corruption and political instability.
6. The arrival of the Huns and the migration of the Barbarian tribes.
7. Christianity and the loss of traditional values.
Explanation: Hopefully this helps you with what ever you are doing. I am giving you 7 reasons instead of 3 reasons, so maybe your teacher might give you extra credit.
To show his support for the federal government's authority to tax.
Hernan Cortés is the answer.
It was primarily the Industrial Revolution that caused the nations cities to grow in population at the end of the nineteenth century, since this brought about the creation of a massive amount of factories, all of which required large number of laborers who almost all lived in the cities.