What are the key principles of American political culture? Select all that apply. democratic elections
political parties
liberty and equality
great science invention
a powerful nobility ​

the results of roman expansion produced social conflict and civil war. julius caesar gained power and became a dictator but was then assassinated. the reign of augustus began a long period of imperial rule and peace in the roman empire. rome faced the problems of how to maintain peace, law, and order.

hope this !

brainliest?

independent innovation during the abbasid caliphate