To what extent could be possible to say that the rise of Moscow as the capital of the Kievan Rus, was provoked only because of the Mongol Invasion of Russia?

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.

Your gonna need to tell me more