Serve as middlemen for trade along the Upper Nile
Answer: In a democracy, the power of those in authority is limited because the people retain the supreme power. In a dictatorship, a ruler or small group with absolute power over the people holds power, often through force. Monarchy is a government in which authority over the people is retained through a trade of allegiance.
Answer:
On August 3, 1492, Columbus set sail from Spain to find an all-water route to Asia. On October 12, more than two months later, Columbus landed on an island in the Bahamas that he called San Salvador; the natives called it Guanahani.