It was mainly "a. Genghis Khan" who <span>united and expanded the Mongol Empire, due mostly to his superior military skills, which allowed the Mongols to conquer vast areas of land. </span>
The French Revolution was caused mainly due to the type of society that ruled over this government. The aristocrats and bourgeoisie enjoyed the most of the economy and they did not want the ruling of the king to be destroyed and democracy placed for elections. The monarchy played an important part of this government and the people in the provinces elected representatives to speak on their behalf. They were divided into three social levels and someone needed to rule they didn't know which one. (Clergy, nobles and the people)
Answer:
I think the kingdom i might be wrong
Made government less centralized