How were mesoamericana pyramids used?

By 2050, the population of latin america and the caribbean is estimated to reach about million. by 2050, the population of latin america and the caribbean is estimated to reach about million. 440 200 525 725

"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.

Who were some of the most important scientist in there and shipments of the revolution