Answer :
Final answer:
The Federalist repressive measures, including the Alien and Sedition Acts, targeted Republican opponents, leading to the Kentucky and Virginia Resolutions asserting states' rights and challenging federal laws.
Explanation:
The repressive measures passed by the Federalists primarily to attack their Republican opponents were the Alien and Sedition Acts. These acts were aimed at suppressing dissent and criticism of Adams and the Federalists, targeting immigrants and restricting freedom of speech.
The Kentucky and Virginia Resolutions were responses by the Republicans, particularly Jefferson and Madison, asserting states' rights and challenging the constitutionality of federal laws.
In conclusion, these events in 1798 marked a significant clash between Federalists and Republicans over issues of civil liberties and federal power.
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