What were the anti federalists really afraid of?

Question

What were the anti federalists really afraid of?

Answer 1

They were worried that the creation of a strong central government would become Monarchic and Autocratic over time.

And they were right.

Answer 2

states rights!

Answer 3

Any clock mechanism, no matter how well constructed, will always be controlled by the heaviest weight.  Thomas Paine.

They were afraid of a strong central government, more concerned with its power than the rights of the governed.  That no matter how a national government was set up, it would eventually destroy the power of the states and the rights of the individuals in order to secure more power for itself