How did the united states respond to joseph stalin's blockade around berlin?
a. truman ordered that supplies be brought to berlin via an airlift.
b. truman put american forces on high alert and threatened atomic war if stalin did not lift the blockade.
c. truman ignored it.
d. truman asked the united nations to place an embargo on all goods going to the soviet union.
e. american forces forced their way through the road blockade with a caravan of armored tanks.

"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.