Hello, I’m Zhan Qingyun.

For the last month or two we have spent far longer on jurisdiction than I expected. I was nervous about choosing it as our first subject because the very word sounds like dry legal jargon. Yet it cannot be skipped: jurisdiction is the first step of legal procedure and the first contest in courtroom strategy.

Following the concept through classic cases also showed that jurisdiction connects with foundational legal questions.

At the international level, it concerns sovereignty: states surrender part of it in exchange for cooperation. Where should that line be drawn?

In Dudley and Stephens and The Case of the Speluncean Explorers, we asked whether people drifting on the high seas or trapped in a cave—factually removed from civilized society and thrown into a state of nature—remain punishable under civilized law.

More fundamentally, what entitles law to punish and bind anyone? Where does that authority originate?

I have enjoyed these questions. But today I must remind everyone that they are not ordinary courtroom fare. Lawyers often contest jurisdiction, but rarely carry the argument all the way to natural law.

Most jurisdictional disputes are highly technical, detail-heavy, mundane—and still important.

Dudley and Stephens is a remote classic taught at the start of criminal law because it raises fundamental questions about legality. Real life rarely reproduces its facts.

Mundane jurisdictional arguments are what lawyers actually handle.

Jurisdiction is a tool used before the merits. It can remove a case from a court altogether, making it an extremely powerful weapon no lawyer will ignore.

Practice offers countless variations. A few examples will convey the idea.

Many comments welcome recommendations of engaging legal books, so I will mention one I have recommended often: Make No Law: The Sullivan Case and the First Amendment, published in Chinese by Peking University Press.

The entire book follows one landmark case, New York Times Co. v. Sullivan, an epoch-making decision defining freedom of speech in American constitutional history.

It describes the parties’ strategies, the judges’ struggles, and the story behind the litigation in remarkable detail. It also traces earlier American debate over free expression, revealing why Sullivan mattered so greatly.