What is a kind of technology used by stone age humans

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.

Which of the following elements is not typical of an advanced society? a. cities b. science c. industries d. and nomadic lifestyle

What was the “u-2 incident” and how did it affect u.s./soviet relations in 1960?