PLEASE ANSWER ASAP 1 PARAGRAPH PLEASE!! Why do communities create social and political power structures to protect and sustain themselves?

Which of these did the soviet union do in 1961? it built a wall through berlin to keep people from moving to the west. it used force to destroy a wall the united states had built in berlin. it convinced the british and french to merge their zones in berlin with the soviet zone. it threatened to bomb berlin if the united states did not leave within 30 days.

Imagine you are a historian studying a battlefield journal written by a soldier serving in world war i. describe the process of interpreting the information within the journal, as well as how you would determine whether the evidence in the journal is valid

Before becoming president, abraham lincoln participated in a series important political debates with jefferson davis andrew johnson stephen douglas andrew jackson