Pretty much full religious freedom, as long the subjects worshipped Roman Gods. Jews were excused from worshipping Roman Gods.
Explanation:
In the provinces were divided into Chinese judged by chief;Under the chief were the head responsible for the villages. The Empire has had a fixed army, where the main duty was to defend/develop the empire. The king/Caesar was a symbol of the unit because he was half-divine.
Judicial review gives the Supreme Court the right to determine the constitutionality of laws