What were the effects of the treaty of brest-litovsk? check all that apply.

a. the treaty ended world war i.
b. russia withdrew from the war.
c. germany could turn all its attention to the western front.
d. austria-hungary ended its war with serbia.
e. the united states entered the war.

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.