Answer: he divided it into provinces and assigned satraps to govern them
he created an alliance with the city-states of Greece
he used military technology Persia learned from the Hyksos
he destroyed temples and made the religions of conquered people illegal
Explanation: He had to mainatin control over his empire by doing such actions
Federalism in the idea of the power being shared between the national and state level. checks and balances to keep the government from becoming tyrannical.
