In 1947, who subpoenaed 43 witnesses from the hollywood film industry to give testimony on whether communists influenced the american film industry?
a. alger hiss
b. house un-american activities committee (huac)
c. julius rosenberg
d. ethel rosenberg

"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.