Why does Ms. Perry describe the Buchanan-Lincoln transition in 1861 as the worst presidential transition?

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 statement describes the middle passage

How did europeans and africans displace native americans in north america’s predominant peoples?