The writers of the constitution established a federal system of government in part because

Existing State Power

Explanation:

The writers of the Constitution established a federal system, in part, because of the existing power dynamics. At the time of founding, people identified with their colony before the entirety of the country. And so, the system of government needed to respect and represent the reality of State power.

- three-quarters or two-thirds..

- "the constitution provides that an amendment may be proposed either by the congress with a two-thirds majority vote in both the house of representatives and the senate or by a constitutional convention called for by two-thirds of the state legislatures."

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