How were independent city-states structured in the mayan civilization?

What words or phrases does marx use to indicate that marxist communism has international and worldwide goals

Why did european nations face financial challenges after world war 1?

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.