What era was the second half of the 19th century?

Explain one major pattern of cultural interaction between nomadic and sednetary socities in afro eurasia before 1450 ce

Which document did the second continental congress send king george iii to refaffirm colonist allegiance to him but not to parliament

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.