Evaluate the role that national identity and unity played in the transition of rome from a city-state to an imperial power.

National identity and unity played a role as it provided common values that were necessary in unifying the empire. The group identity of the Romans was critical in unifying them from city states to an empire and also in pulling together other diverse societies to form an empire

executive, (president and about 5,000,000 workers) legislative (senate and house of representatives) and judicial (supreme court and lower courts)

explanation:

c. troops marched forward in close formation against newer, more accurate weapons