The Federalists felt that this addition wasn't necessary, because they believed that the Constitution as it stood only limited the government not the people. The Anti- Federalists claimed the Constitution gave the central government too much power, and without a Bill of Rights the people would be at risk of oppression.
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The reasons art these:
1. they created a structured system of state and federal courts.
2. made available the basic means of collecting taxes and producing money.
3. they find solutions to the boundary disputes with Great Britain and Spain.
4. they created a structured way for settling and ruling the western territories.
It was the National Association of the Advancement of Colored People. Also known as NAACP