The greeks are surrounded by sea, making it easier for them to built fort-based city. This type of city organization of course couldn't be done by the persians that's surrounded by desert. Hope This Helps!
It depends on the country. Some countries have respect for their enemies and would return bodies of fallen soldiers. Others would keep them as trophies. It completely depends on the country.
Answer: Some examples are economic, military, political, and ideological as models of power.
Explanation: Micheal Mann’s “IEMP” model.