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Named after Christopher Columbus, the Colombian Exchange was the widespread transfer of plants, animals, culture, human populations, technology, diseases, and ideas between the Americas, West Africa, and the Old World in the 15th and 16th centuries
In the Midwest of US. Mostly mountains
Effect on the American colonies. The Sugar Act was passed by Parliament on 5 April 1764, and it arrived in the colonies at a time of economic depression. It was an indirect tax, although the colonists were well informed of its presence.
Jefferson and Madison held that the union of states had been built on an agreement in which the states freely gave up their rights to the central government .
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