Plessy vs. Ferguson was the case that ruled that segregation laws were acceptable specifically the public facilities under the Separate but Equal doctrine. It was later overturned through court decisions and legislation.
Answer:
It was their main trading route
Explanation:
It was their main trading route is because the barely had any bodies of water near them so the nile was the way to trade with other people.
The name of the event happened when Middle eastern muslins contacted the bantu villages for trade is called: arab slave trades.
Muslims made contact with the Bantu to negotiate slaves, at a time when many countries in Europe, and other countries including the Kingdom of Arabia, used slave labor. The African natives who were adherents of Islam could not be enslaved by the Muslims, as this would go against the principle that free Muslims could not be enslaved.
I believe it is called literacy rate.