> The Persian Empire had a lot of subjugated populace. The worry of rebellion and other problems plagued them all the time. Greeks on the other hand were very l

> The Persian Empire had a lot of subjugated populace. The worry of rebellion and other problems plagued them all the time. Greeks on the other hand were very laid back in comparison. Maybe not all the Greeks. The Spartans were a small group ruling over a much larger subjugated population (the Helots), who they would try to keep in check through things like an annual murder spree, at least according to Aristotle: https://en.wikipedia.org/wiki/Helots#Treatment_by_Spartans https://en.wikipedia.org/wiki/Helots#Treatment_by_Spartans