Well-educated people during the renaissance learned what language

What do the discoveries of shells used in jewelry and a huge dredged canal tell us about the indus valley civilization?

Why would the rumor of a government contract change the value of this companys stock

How did african americans the union during the civil war? a. by serving as representatives in congress b. by enlisting in the military to fight c. by organizing massive slave revolts in the south d. by negotiating for peace with the confederacy