Describe the rise of the byzantine empire and its impact on eastern europe

Which statement best describes the underground railroad? a.) it is a train that took slaves from the south to the north. b.) it is a business that harriet tubman founded to slaves become free. c.) it is a secret route that slaves took to escape from southern slave states to the north. d.) it is a road that slave owners disliked using for travel.

Why was hawaii so important to the united states & why did japan bomb pearl harbor?

Which statement best describes a contribution of the works of nicolas copernicus and galileo galilei?