Most of the economic growth in the United States following World War I was a result of what?

What challenges did michelangelo face when he was painting the ceiling of the sistine chapel

What law allowed the united states to claim uninhabited islands?

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.