The world in 378 BC — what happened that year

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

What happened

Southern Europe (5)

• The Cadmea garrison, encouraged by its commander, repelled the attackers. (Diodorus Siculus, Library of History 15.27.1)
• In the middle of winter Cleombrotus marches via the Eleutherae pass through Thespiae to Cynoscephalae; after staying sixteen days, he leaves Sphodrias there and returns home. (Xenophon, Hellenica 5.4.14–5.4.15)
• At the instigation of Thebes, Sphodrias invades Attica, but stays at Thria until dawn, plunders livestock, and withdraws. (Xenophon, Hellenica 5.4.20)
• Agesilaus buys mercenaries from Cleitor, takes Cithaeron first, and invades the Theban territory from Thespiae. (Xenophon, Hellenica 5.4.36–5.4.38)
• Thebes digs a trench and erects a palisade around the plain, but Agesilao encamps, wins in a cavalry battle, enters the palisade, and plunders. (Xenophon, Hellenica 5.4.38–5.4.41)

Same events recorded in this year

• Thebes (378 BC) — the same event in Diodorus Siculus, Library of History and Xenophon

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Show on the map — 378 BC