The state of tension between nations without armed conflict between the main rivals was know as the

what are the choices?

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.

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brainliest?

these civilizations were located around fertile rivers, where they could produce an abundance of crops

geography

this is because warmer climates often don't get people sick from the flu and regions where it was often colder more people received the flu. hope this if you need more reasoning i am here to