According to legend, why did Nebuchadnezzar build the Hanging Gardens of Babylon? to provide protection from invaders

to serve as a monument to the goddess Ishtar

to show the entire ancient world that he had restored Babylon to glory

to please his homesick wife

Contributing factors  leading  to the harlem renaissance were the great migration of african americans to northern cities, which concentratedambitious  people in places where they could encourage each  other, and the first world war, which had created new industrial work opportunities for tens of thousands of people.