Mark each statement if it was a factor in the decline of sumer. a. nomads invaded sumerian city-states. b. salinization of the soil occurred. c. the cultivated soil had poor drainage.

Americans who supported manifest destiny believed that the united states should

Which of the following was a major outcome of european imperialism in africa after the industrial revolution? o a. the area around the suez canal experienced decades of military conflict o b. africans in the belgian congo suffered forced labor and oppression o c. the discovery of rich matural resources led to african economic prosperity. o d. europeans brought disease to central africa, killing thousands.

What would be considered a secondary source about the assasination of abraham lincoln