Latest / The History of Greece: Philosophy, Empire, and Endless Reinvention — Fexingo History / The Peace of Callias: Did Athens Really Make Peace with Persia?
Transcript
- Lucas: So we've talked a lot about the Persian Wars — Marathon, Salamis, the Delian League. But there's one event that historians still argue about, and it's not a battle. It's a peace treaty. Luna: A peace treaty? With Persia? Lucas: Exactly. It's called the Peace of Callias, supposedly signed around 449 BCE between Athens and the Persian Empire under Artaxerxes I. And the thing is — we're not sure it ever happened. Luna: Wait, a famous treaty that might not exist? How does that work? Lucas: Well, the main source we have for it is the fourth-century historian Diodorus Siculus, writing about three hundred years later. He says that after the Battle of the Eurymedon in 466 BCE, the Athenian general Cimon won a huge victory, and then later, an Athenian named Callias led an embassy to Susa to negotiate terms. Lucas: According to Diodorus, the treaty said Persia would stay out of the Aegean, keep its warships out of Greek waters, and not march west of a certain line. In return, Athens would stop attacking Persian territory. Luna: That sounds like a pretty big deal. Why would anyone doubt it? Lucas: Because Thucydides — our most reliable contemporary historian of that period — never mentions it. Not once. And he writes in detail about the period between the Persian Wars and the Peloponnesian War. If a formal peace treaty existed, you'd expect him to mention it. Luna: So Thucydides is silent. But Diodorus isn't. What about other sources? Lucas: Plutarch, writing in the second century AD, mentions the peace in his Life of Cimon. But he also notes that some historians called it a fabrication. So even in antiquity, people were arguing about it. Lucas: The debate hinges on a few things. First, if the peace was signed in 449, why did Athens send a fleet to help an Egyptian revolt against Persia just a few years earlier? That would violate the treaty. Luna: Unless the treaty was signed after that revolt failed. Lucas: Right. Some historians date it to 449, after Cimon's last campaign in Cyprus. But there's also evidence that Athens and Persia were still skirmishing for years afterward. So maybe it was more of an informal understanding than a formal treaty. Lucas: Another problem: the terms we know from Diodorus sound very favorable to Athens, almost like propaganda. Some scholars think later Athenians invented the treaty to make their city look more powerful. Luna: So maybe it wasn't a real document but a story they told themselves? Lucas: Exactly. And it gets more complicated because there's also a later peace, the Peace of Epilycus, mentioned in an inscription. That might have been a real treaty from around 423 BCE. Luna: So the Peace of Callias might actually be a confused memory of that later one? Lucas: That's one theory. But the idea of a grand peace with Persia was so attractive to Athenian identity that it stuck. Even if it wasn't real, it shaped how Greeks thought about their history. Lucas: What's fascinating is that the debate itself tells us something about how history works — sometimes a story is more powerful than a document. Luna: So what do you think? Was there a Peace of Callias? Lucas: I lean toward it being a later invention, but it's not settled. The evidence is just too thin. And honestly, the uncertainty itself is a great lesson in historical method. Lucas: Either way, it highlights a key moment: after the Persian Wars, Athens was trying to define its role. Whether through a real treaty or a fictional one, they were asserting that Persia was no longer a threat to the Greek world. Luna: And that let Athens focus on building its empire, right? Lucas: Exactly. With Persia out of the picture — or at least out of the Aegean — Athens could turn its attention to controlling its allies and competing with Sparta. The Delian League became an Athenian empire. Lucas: So even if the Peace of Callias didn't happen, the idea of it helped shape the next fifty years of Greek history. Luna: It's amazing how much hinges on a single document that might not exist. Lucas: That's history for you. Every generation reopens the case. And we're just the latest jurors.