<span>Cataracts (the white water rapids of the Nile) prevented potential invasions using the River Nile--but they also kept Egyptians from getting very far. The cataracts harmed the Egyptians because it held back ships that tried to move though the River Nile.</span>
The movement from rural to urban areas
The Mongol nobles would accept the political leadership of a womanizer because in their culture, men with no wives would not be respected and shamed. Men with many wives were revered as wealthy, powerful, and masculine. Mongol nobles we’re allowed to take as many wives as they would like.