The main reason why the Han dynasty and the Western Roman Empire collapsed was immigration. The Hun dynasty suffered emigration of nomadic people to northern China and the Western Roman Empire was invaded by Germanic invaders (Vandals, Ostrogoths, and Visigoths).
The segment of american population drove the creation and success of the people's party in the early 1890's was farmers
One of the reason of why maybe a war can be started in the 1812 is economy problems food resources, or even an disagreement.
Explanation:
Ancient Egypt was a civilization of ancient North Africa, concentrated along the lower reaches of the Nile River, situated in the place that is now the country Egypt.