Definition
The Kentucky Resolutions are a pair of political and constitutional documents adopted by the Kentucky state legislature — the first in 1798 and a follow-up in 1799 — drafted by Thomas Jefferson in response to the federal Alien and Sedition Acts of 1798. The Resolutions advanced three interlocking propositions: (1) the federal government is a compact among the states, and its authority is strictly limited to powers expressly delegated by that compact; (2) acts of Congress that exceed those delegated powers are void; and (3) the states, as parties to the compact, possess the authority to judge when the federal government has overstepped — and to declare such acts without legal force within their borders. This last claim became the foundational articulation of the nullification doctrine.
The companion documents — the Virginia Resolutions of 1798, drafted by James Madison — advanced similar compact theory arguments. Together, the Virginia and Kentucky Resolutions are the canonical texts of states' rights constitutionalism and the nullification controversy.
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Common Confusion
The Kentucky Resolutions are frequently conflated with the Virginia Resolutions, and the two are often treated as a single document or movement. They are distinct: Jefferson authored the Kentucky versions; Madison authored the Virginia version. More importantly, Madison later disavowed the strong nullification reading of his own Virginia Resolutions, arguing they were meant only as political protest, not legal doctrine. Jefferson's Kentucky Resolutions used the word "nullification" explicitly. This divergence between the two authors — and the two documents — is essential context for any research into nineteenth-century constitutional debates, particularly the Nullification Crisis of 1832–1833.
The Resolutions are also sometimes confused with formal judicial opinions or statutory enactments. They are neither. They are legislative resolutions — political statements by a state legislature — and carry no binding legal authority.
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Why It Matters in Research
The Kentucky Resolutions sit at the intersection of constitutional theory, federalism doctrine, and American political history, and researchers encounter them in a wide range of legal contexts.
First, chronological trap: Black's Law Dictionary (both 1st and 2nd editions) date the Resolutions to 1799, which refers to the second Kentucky Resolution — the follow-up that introduced the explicit language of nullification. The original Kentucky Resolutions were passed in 1798. Researchers working with primary sources need to distinguish the two, as the 1799 resolution contains the sharpest states' rights language and is the one most directly cited in later nullification arguments.
Second, doctrinal trajectory: The Resolutions were invoked repeatedly in the antebellum period — most prominently during the Nullification Crisis, when South Carolina passed its Ordinance of Nullification in 1832, relying in part on the compact theory Jefferson articulated. Andrew Jackson's Force Bill (1833) and the Senate debates of that period are the natural corpus connections. Researchers tracing the doctrinal lineage of nullification, interposition, or secession theory will find the Kentucky Resolutions at the origin point.
Third, the Resolutions bear directly on strict constructionism as a constitutional interpretive tradition. Jefferson's drafts were the earliest major articulation of the view that federal powers must be narrowly read against an enumerated baseline. This interpretive tradition runs forward through Calhoun's concurrent majority theory, through post-Reconstruction states' rights arguments, and into twentieth-century debates over federal preemption and Tenth Amendment jurisprudence.
Fourth, modern relevance: The compact theory underlying the Resolutions has seen periodic revival — in resistance to federal civil rights mandates in the 1950s and 1960s (interposition), and in more recent debates over state marijuana legalization, sanctuary city policies, and Affordable Care Act non-cooperation. Researchers analyzing these modern developments will find the Kentucky Resolutions cited as historical precedent, though courts have consistently rejected nullification as a valid constitutional doctrine.
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Historical Dictionary Support
Both editions of Black's Law Dictionary give nearly identical treatments, describing the Resolutions as Jefferson's work, adopted by Kentucky in 1799, protesting the Alien and Sedition Acts, announcing strict constructionism, and declaring nullification the "rightful remedy." The entries are accurate but compressed, and both omit the 1798 first resolution entirely — a gap that matters for researchers tracing the evolution of Jefferson's argument between the two documents.
Neither edition addresses the Virginia Resolutions or Madison's role, leaving the impression that the Kentucky documents stood alone, when in fact they were part of a coordinated protest strategy. Neither edition notes the later constitutional career of the nullification doctrine or its decisive rejection in the aftermath of the Civil War. For a legal dictionary, the entries function as identification tags rather than substantive analysis, which is appropriate to the format but leaves the researcher without navigational depth.
Historical legal dictionaries more broadly tend to treat the Resolutions as a settled episode — a curiosity of early constitutional conflict — rather than as a living doctrinal resource. That framing has not held: the Resolutions remain actively cited in federalism scholarship.
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Jurisdictional Note
The Kentucky Resolutions are federal constitutional documents in their subject matter, though they originate as state legislative acts. Their legal significance is not jurisdictionally variable in the modern sense — no court applies them as binding law — but their rhetorical and political force has been invoked differentially across states and eras. Researchers focused on specific state constitutional traditions (particularly Southern states with strong states' rights histories) may find local legislative and judicial materials citing the Resolutions more heavily than national sources suggest.
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