Which would make the best heading for this list of notes about the migration of african-americans during the reconstruction era?

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?

to act quickly in times of danger to the united states

because you have to act quickly if you want to live/survive.

the united states began searching for a way to reduce oil

-agarvated