When might collective naturalization take place? (a)when the united states fights a foreign war (b)when a group of children are born in the united states (c)when a group decides to seek refuge in the united states (d)when the united states acquires a new territory

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.

D) general wolfe commanded the french soldiers