The world in 430 BC — what happened that year

16 events the sources record for this year, grouped by region.

What happened

Southern Europe (16)

• The Athenian assembly sent Hagnon to try to take Potidaea. (Diodorus Siculus, Library of History 12.46.2)
• The second Peloponnesian invasion of Attica (Thucydides, History of the Peloponnesian War 2.47.2)
• Plague breaks out in Athens right after the invasion (Thucydides, History of the Peloponnesian War 2.47.3)
• The plague strikes Piraeus first, and a rumor spreads that the wells have been poisoned (Thucydides, History of the Peloponnesian War 2.48.2)
• The Peloponnesian army plunders the coastal region as far as the silver mines of Laurium (Thucydides, History of the Peloponnesian War 2.55.1)
• An Athenian fleet of 100 ships (plus 50 from Chios and Lesbos) attacks Epidaurus but fails to take it (Thucydides, History of the Peloponnesian War 2.56.4)
• They ravage the coasts of Troezen, Halieis and Hermione (Thucydides, History of the Peloponnesian War 2.56.5)
• They capture and destroy Prasiae in Laconia (Thucydides, History of the Peloponnesian War 2.56.6)
• Hagnon joins the attack on Potidaea but loses 1,050 of 4,000 men to the plague (Thucydides, History of the Peloponnesian War 2.58.1)
• The Athenians blame Pericles and sue for peace; Pericles' speech (2.60-64) (Thucydides, History of the Peloponnesian War 2.59.1)

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