What did Germany think would motive Mexico to declare war on The United States A. Using its u-boat to attack ships carrying Mexican citizens
B. The threat of unrestricted submarine warfare if Mexicans refused
C. Keeping the United States out of world war 1
D. Regaining territories in the American southwest region

"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.