Should Bazalgette to receive the credit for this ? Explain your answer​

During the cold war, the united states was involved in certain regional conflicts due to fears later called the domino theory, which stated which concept?

"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.

Atsar was a russian leader in early 1900 who was similar to a?