Which of the following is believed to have played a role in the collapse of the soviet union?
a. involvement in too many wars
b. too much involvement in world affairs
c. too much defense spending
d. excessive humanitarian support given to africa

How did the russian revolution impact world war i? a) the russians required the allied powers to come to their aid and defeat the radical groups. b) the russians pulled out from the war, enabling the germans to focus on the western front. c) the russians created new technological advancements that were used by the allied powers to win. d) the russians created a new communist government that aligned with the central powers instead.