Answer: The Resolutions were a response to the federal Alien and Sedition Acts of 1798.
The Virginia and Kentucky Resolutions were drafted by Thomas Jefferson and James Madison.
It declared that the states are united under the Constitution, that they limited federal authority to enumerated powers. And that the acts of the congress exceeded those powers are infractions of the Constitution, and that the states have the right and duty to determine the constitutionality of the laws and prevent application of unconstitutional laws in their territory.