Which of the following progressive causes was by us involvement in world war i?

Use the drop-down menus to answer the questions. which group contributed about half its income in taxes? the aristocracy paid of its income in taxes.

"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.

In general which explains why communist revolutions did not happen