Why did the demand for coal decrease? a. Atomic energy, and its usage, increased during the 1930s. b. Production and demand decreased with increased oil usage. c. Ranching and farming became more important to New Mexico’s economy. d. Towns which used to mine for coal, began mining for copper.

What do historians call the political,social,or cultural circumstances surrounding an event?

Why are nation-states difficult to create?

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.