When was pearl harbor attacked by the japanese?

What does the document of the birtish octopus is an uderlying cause of the 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.

Approximately how many americans, from both the north and the south, were killed in battle during the civil war?