If you take one case from your entire 1L year and carry it into the bar exam, into 2L Con Law, and into every conversation you'll ever have about the American legal system, it's this one. Marbury v. Madison is where judicial review comes from — the reason a court can look at an act of Congress and say "no." But here's what makes this case a professor's favorite and a student's nightmare: the holding is the opposite of what you'd guess from the facts. Marbury wins every argument on the merits and still walks away with nothing. Understanding why is the whole point.

In Marbury v. Madison, 5 U.S. (1 Cranch) 137 (1803), the U.S. Supreme Court, in an opinion by Chief Justice John Marshall, established the principle of judicial review — the power of federal courts to strike down laws that conflict with the Constitution. The Court held that although William Marbury was legally entitled to his judicial commission, the Court could not order its delivery because Section 13 of the Judiciary Act of 1789, which purported to give the Court original jurisdiction to issue the writ, was unconstitutional.

Case Summary

Marbury v. Madison, 5 U.S. (1 Cranch) 137 (1803), was decided by the U.S. Supreme Court, with Chief Justice John Marshall writing for a unanimous Court. The case arose from the political transition between the outgoing Federalist administration of John Adams and the incoming Democratic-Republican administration of Thomas Jefferson. William Marbury sued directly in the Supreme Court, seeking a writ of mandamus to compel Secretary of State James Madison to deliver a judicial commission that Marbury had been appointed to but never received. The Court used this narrow dispute over a piece of paper to announce one of the most consequential principles in American law.

What Were the Facts of Marbury v. Madison?

In the final days of his presidency, John Adams appointed a number of Federalist judges and justices of the peace — the so-called "midnight judges" — in an effort to entrench Federalist influence in the judiciary before Thomas Jefferson took office. William Marbury was appointed a justice of the peace for the District of Columbia. The Senate confirmed the appointments and Adams signed the commissions, and the seal of the United States was affixed to them by the then-Secretary of State, John Marshall (yes — the same Marshall who would later decide the case).

In the rush of the transition, some of the signed and sealed commissions, including Marbury's, were never delivered. When Jefferson took office, he directed his Secretary of State, James Madison, to withhold the undelivered commissions. Marbury, denied his office, went directly to the Supreme Court and asked it to issue a writ of mandamus — a court order compelling a government official to perform a duty — ordering Madison to deliver the commission.

What Was the Procedural History?

This is the part students trip on: there is no lower court history. Marbury filed his petition directly in the U.S. Supreme Court, invoking the Court's original jurisdiction under Section 13 of the Judiciary Act of 1789, which Marbury read as authorizing the Supreme Court to issue writs of mandamus to federal officers. That single procedural choice — going straight to the top — is what set up the constitutional question that decided the case.

What Was the Legal Issue?

The case presents a bundle of questions, but the decisive one is jurisdictional. Marshall broke the analysis into three:

1. Does Marbury have a legal right to the commission he demands?
2. If he has a right and that right has been violated, do the laws of his country afford him a remedy?
3. If they do afford a remedy, is it a writ of mandamus issuing from this Court?

The third question is where the constitutional bombshell detonates: Does the Supreme Court have the constitutional authority to issue this writ under its original jurisdiction — and if a statute purports to grant that authority but the Constitution does not, which one controls?

What Did the Court Hold?

The Court held, on the first two questions, for Marbury: he had a vested legal right to the commission the moment it was signed and sealed, and the law entitled him to a remedy — the delivery was a purely ministerial duty, not a discretionary political act.

But on the third question, the Court held against Marbury. It ruled that Section 13 of the Judiciary Act of 1789, insofar as it authorized the Supreme Court to issue writs of mandamus in the exercise of its original jurisdiction, was unconstitutional. Article III of the Constitution defines the Supreme Court's original jurisdiction narrowly (cases affecting ambassadors, public ministers and consuls, and cases in which a state is a party), making the Court otherwise an appellate body. Congress cannot enlarge the Court's original jurisdiction by statute. Because the statute conflicted with the Constitution, the Court could not exercise the power the statute purported to give it — and therefore could not grant Marbury his writ.

The rule of law: When an act of Congress conflicts with the Constitution, the Constitution controls, and it is the province and duty of the judiciary to say so and to refuse to give effect to the unconstitutional statute. This is judicial review.

What Was the Court's Reasoning?

Marshall's reasoning is a masterclass in ordering the questions to control the outcome. Watch the sequence: by answering questions one and two first, he lectures the Jefferson administration at length about how it had violated Marbury's rights and acted lawlessly — scoring political and moral points — before reaching the jurisdictional escape hatch that meant he'd order nothing at all.

On the merits, Marshall reasoned that the appointment was complete when the President signed the commission and the seal was affixed; delivery was a ministerial formality, not a condition of the appointment. Withholding it was therefore a violation of a vested legal right, and "where there is a legal right, there is also a legal remedy."

The core of the opinion is the constitutional argument. Marshall reasoned that: (1) the Constitution is the supreme, paramount law, and a legislative act repugnant to it is void; (2) a written constitution would be meaningless if the legislature could alter it by ordinary statute; (3) courts must decide cases according to law, and where a statute and the Constitution both apply to a case, the court must decide which governs; and (4) since the Constitution is superior, the court must follow the Constitution and disregard the conflicting statute. Hence: "It is emphatically the province and duty of the judicial department to say what the law is." He also pointed to the judicial oath to support the Constitution and to the Supremacy Clause, which lists the Constitution first among the supreme law of the land.

Note the political jiu-jitsu: Marshall could not have ordered Madison to do anything without risking that Jefferson would simply ignore the order, humiliating the young Court. By declining jurisdiction, he avoided a confrontation he would lose while claiming a far greater power — the authority to invalidate acts of Congress — that no one could enforce against him because it required him to do nothing.

Why Marbury v. Madison Matters

Marbury is the origin story of judicial review, and judicial review is the mechanism that makes the Constitution enforceable law rather than a set of aspirations. Every time a court strikes down a statute — from the New Deal cases to Brown v. Board to modern First and Second Amendment litigation — it is exercising the power announced here. In your Constitutional Law course, this case sits at the very front of the syllabus because everything after it depends on the premise that courts get to "say what the law is." It's paired with McCulloch v. Maryland (federal power, decided by the same Marshall Court) as the twin pillars of the Court's early institution-building.

Cold-Call Prep: The Questions Your Professor Will Ask

This is where you separate yourself from the student who "read the case." Con Law professors love Marbury because it rewards students who understand the structure of Marshall's move, not just the holding.

"Who won this case?" — This is the trap. The correct answer is layered: Marbury won on the merits (he had a right, he had a remedy) but lost on jurisdiction, so he got nothing. Madison — and Jefferson — won the immediate outcome. But the real winner was the Supreme Court itself, which walked away with the power of judicial review. Give all three layers.

"Why did Marshall answer the questions in that order?" — Because it let him rebuke the administration on the merits before ducking the confrontation on jurisdiction. If he had led with jurisdiction, he'd have had to dismiss without ever getting to lecture Jefferson. The ordering is strategic, not logical necessity.

"Where does the Constitution actually say courts can strike down statutes?" — It doesn't, in so many words. This is the point. Marshall inferred judicial review from the nature of a written constitution, the judicial function of deciding cases according to law, the judicial oath, and the Supremacy Clause. Be ready to explain that the power is a construction, not an express grant — that's a live debate.

"What was actually unconstitutional here?" — Not the withholding of the commission. The unconstitutional thing was Section 13 of the Judiciary Act of 1789, to the extent it gave the Supreme Court original jurisdiction to issue mandamus that Article III doesn't authorize. Students constantly get this backwards and say the withholding was unconstitutional — it was unlawful, but it wasn't the constitutional violation the Court identified.

"Couldn't Marshall have just read the statute to avoid the constitutional problem?" — This is the sophisticated challenge. Many scholars argue Marshall could have construed Section 13 as merely authorizing mandamus in cases already within the Court's jurisdiction (i.e., appellate), avoiding any conflict. His choice to read it as expanding original jurisdiction — and then strike it down — was arguably a deliberate reach to manufacture the occasion for announcing judicial review. If you can raise this, you've read past the casebook.

"What is Marshall's conflict of interest here?" — Marshall was the Secretary of State who failed to deliver the commission in the first place, then sat as Chief Justice deciding whether that failure mattered. By modern recusal standards he had no business hearing it. Professors love dropping this to see if you know the backstory.

How Marbury Shows Up on the Exam

Marbury rarely appears as a standalone issue-spotter — you won't get a fact pattern that asks "is there judicial review?" Instead it shows up two ways. First, as the foundational premise you cite in a policy or essay question about the Court's authority (separation of powers, countermajoritarian difficulty, judicial supremacy vs. departmentalism). Second, and more tested, as the jurisdiction hook: an exam may give you a statute purporting to expand or contract the Supreme Court's original jurisdiction. The trap is treating original jurisdiction like appellate jurisdiction. Congress can strip and channel appellate jurisdiction (Ex parte McCardle territory), but it cannot expand original jurisdiction beyond Article III's list. That's the Marbury rule, and it's a common trip-wire. Cite the case for the proposition that Article III's original jurisdiction is a ceiling Congress can't raise.

Related Cases You'll See Alongside Marbury

• McCulloch v. Maryland (1819) — the other Marshall Court pillar; implied powers and the Necessary and Proper Clause.
• Martin v. Hunter's Lessee (1816) — extends judicial review to state court judgments; the Supreme Court's appellate authority over state courts.
• Cooper v. Aaron (1958) — the modern claim of judicial supremacy, expressly building on Marbury.
• Ex parte McCardle (1869) — Congress's power over the Court's appellate jurisdiction, the counterpoint to Marbury's original-jurisdiction holding.