Which of these did the Soviet Union do in 1961? O It built a wall through Berlin to keep people from moving to the West.

O It used force to destroy a wall the United States had built in Berlin.

O It convinced the British and French to merge their zones in Berlin with the Soviet zone.

O It threatened to bomb Berlin if the United States did not leave within 30 days.

"the plan of removing the aboriginal people who yet remain within the settled portions of the united states . . approaches its consummation. . an extensive region . . has been assigned for their permanent residence. it has been divided into districts and allotted among them. many have already removed and others are preparing to go. . " removal of southern indians to indian territory, 1835 this passage is most closely related to a) imperialism. b) the civil war. c) westward expansion. d) the french indian war.