The Twenty-Seventh Amendment to the United States Constitution prohibits congressional pay raises from taking effect until after an intervening election. It was ratified on May 7, 1992.
It was proposed by James Madison on June 8, 1789.
Between proposal and ratification: two hundred and two years, ten months, and twenty-nine days. During that period it was forgotten, rediscovered by a University of Texas undergraduate named Gregory Watson in 1982, championed by Watson through a decade of lobbying state legislatures, and finally ratified by the thirty-eighth state with no congressional involvement and no national political movement to speak of, just one person who noticed that a proposed amendment that had never expired was still technically pending and that enough states might ratify it if asked.
This is the constitutional amendment process working as designed. Its slowness is a feature. Its near-impossibility for contested amendments is a structural consequence that the Anti-Federalists predicted and that the evidence of 235 years confirms.
The Arithmetic of Amendment
Article V of the Constitution provides two paths for amendment.
The first path, used for all twenty-seven amendments in American history, requires two-thirds of both the House and Senate to propose an amendment, followed by ratification by three-quarters of state legislatures (currently thirty-eight states). This means 290 votes in the House, 67 votes in the Senate, and ratification by thirty-eight states, thirteen states can block any amendment, regardless of how much of the country’s population they represent.
The second path, never used in American history, requires two-thirds of state legislatures (thirty-four states) to call a convention for proposing amendments, followed by ratification by three-quarters of states. This path was designed to allow constitutional change to bypass a recalcitrant Congress. It is the path the Convention of States movement is currently pursuing.
The arithmetic of the first path has made it functionally available only for amendments with near-universal agreement. The Bill of Rights passed because the Federalists effectively promised them during ratification. The Civil War amendments passed in the immediate aftermath of military victory with the Southern states excluded from or coerced in the ratification process. The Progressive Era amendments, income tax, direct Senate election, Prohibition, women’s suffrage, passed during a specific political moment of sustained reform pressure.
The amendments that have not passed, despite sustained advocacy, tell a different story. The Equal Rights Amendment was proposed in 1972, ratified by thirty-eight states by 2020 (one state over the required threshold), but faces legal dispute over whether ratifications after Congress’s original deadline count. A balanced budget amendment has been proposed dozens of times without success. Term limits for Congress, campaign finance reform amendments, and direct presidential election amendments have all had substantial support at various points without achieving the supermajorities required.
The structural implication: the amendments most needed to address the structural failures documented in this series, the ones that would constrain the institutions that benefit from remaining unconstrained, are precisely the amendments least likely to achieve the supermajorities required. Congress will not propose an amendment that terms-limits Congress. Senators will not propose an amendment that changes their own chamber’s equal suffrage. The institutions that control the amendment pathway will not use it to reduce their own power.
What the Anti-Federalists Actually Said
The Anti-Federalists did not oppose the difficulty of amendment in principle. They understood that constitutional stability required a higher threshold than ordinary legislation. What they disputed was whether the threshold as set was high enough to prevent bad amendments and low enough to allow necessary ones.
Several writers argued that the Article V process was designed primarily to protect the constitutional structure that the Federalists had built, that it was easier to preserve than to change, which served the interests of those who preferred the document as written. The Federal Farmer expressed this concern: a constitutional architecture that required near-consensus to change would remain the architecture of the 1787 compromise indefinitely, regardless of how much the country’s circumstances changed.
He was writing about a republic of 4 million people spread across thirteen states. He was making a structural argument that has proven correct across 235 years of population growth, technological transformation, economic development, and social change that the founders could not have anticipated.
The document that governs a nation of 335 million people with a $27 trillion economy, a permanent professional military, a continental infrastructure, and a global strategic role was written by 55 delegates representing 4 million people in an agricultural republic with no standing army, no railroads, no telecommunications, and no interstate commerce as we now understand it.
The founders knew the document would need to change. Madison wrote in Federalist #43 that the amendment process was a necessary safety valve, that a government without a mechanism for orderly change would face revolution as the only alternative. What he may not have fully reckoned with was how high the threshold he set would prove in a country that sorted politically into opposing camps too durable and too balanced to achieve supermajorities on contested questions.
The Catch-22 at the Center
Every other structural failure documented in this series shares a common property: the institutions that would need to reform it are the same institutions that benefit from its continuation.
Congress would need to propose a term limits amendment. Congress benefits from incumbency advantages that term limits would eliminate. Congress would not propose it.
Congress would need to propose a campaign finance amendment. Congressional incumbents benefit from the fundraising infrastructure that campaign finance reform would disrupt. Congress would not propose it.
The Supreme Court would need to be reformed by constitutional amendment. The Court interprets the Constitution, including the Constitution’s provisions about the Court’s own structure. It has never interpreted those provisions in ways that would constrain its own authority.
The Senate would need to ratify an amendment reducing its own power. The Senate that benefits from the filibuster would need to eliminate it by changing its own rules, or the Senate with equal state representation would need to ratify an amendment modifying that representation.
In every case, the entity that controls the reform pathway has structural reasons to block the reform. This is not conspiracy, it is rational institutional self-interest operating exactly as the Anti-Federalists predicted.
The second path in Article V, the state-called convention, was designed precisely for this scenario. The founders included it because they understood that a government that controlled its own accountability might not use that accountability honestly. The convention mechanism allows thirty-four state legislatures to call a convention that proposes amendments, bypassing a Congress that will not propose them itself.
The conventions of states path has never been used. It is currently being pursued by a sustained national movement. As of 2026, nineteen states have passed resolutions calling for a convention of states to propose amendments addressing fiscal restraint, federal power limits, and term limits. Thirty-four are required.
Why Amendment Difficulty Is the Frame for Everything Else
Every article in this series has ended with a version of the same structural conclusion: the reform that would address the failure requires the institutions that perpetuate the failure to reform themselves, and those institutions have structural incentives not to do so.
Amendment difficulty is the meta-category that explains why this pattern holds. The constitutional architecture made change hard, intentionally, but it made the wrong kind of change hard. It made ideological change hard, which serves stability. But it also made structural self-correction hard, which means the institutions that accumulate power have constitutional protection against the mechanism that would redistribute it.
The citizen reading this series across its fifteen categories of federal structural failure faces a single converging question: if Congress will not reform Congress, if the courts will not reform the courts, if the executive will not voluntarily reduce its emergency powers, if the agencies will not constrain their own rulemaking, if the Senate will not change its own malapportionment, what is the path?
The answer the Constitution provides is Article V, state-called convention. The answer the founders’ critics would recognize, because they anticipated exactly the institutional self-interest that makes the congressional path unavailable, is that the state convention route is not a workaround or a radical departure. It is the mechanism the founders built precisely for the moment when the government would not reform itself.
The lock on the constitutional amendment process was designed with two keys. The second key, the one held by the states rather than by the federal government, has never been turned. Whether it can be turned, and what it opens, is the question that follows from everything in this series.
Federal Farmer, Letters III and IV, October 10 and 12, 1787. James Madison, Federalist #43, January 23, 1788. Available at the Avalon Project, Yale Law School, and the Library of Congress American Memory collection.