As for government preferences, the anti-federalists wanted a weak central government because they feared a strong government would turn into tyranny. They strongly encouraged democracy. Furthermore, they disliked the Constitution because they thought it gave the government too much power, instead they liked the Bill of Rights. The Federalists basically believed in the opposite (wanted strong government and were the ones who proposed the constitution).
Answer: 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
