By definition, the Columbian Exchange were the series of exchanges in different types of plant and animal species between the New and the Old World taking place in the Era of Exploration. Among the benefits that the Native Americans gained from the exchange was that European crops were introduced to the America.
Dr. Martin Luther king jr
Answer:
Sumerian villages grew
Explanation:
Nomads moved into the fertile land and began to form small villages which slowly grew into large towns. Eventually these cities developed into the civilization of the Sumer. This land is often called the "Cradle of Civilization". As the Sumerian villages grew into large cities, they formed city-states.
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