How did us foreign policy after ww2 differ from ww1?

Which of the following inventions most directly allowed ancient farmers to produce a surplus ?

The supreme court serves what important function in the u. s. federalgovernment?

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.