Year by year · 4th century BCE

399 BCE

399 BCE in world history: 2 events and 2 deaths. 352 recorded states existed that year.

Events

  1. Event

    Conspiracy of Cinadon

    The conspiracy of Cinadon was an attempted coup d'état in Sparta in 399 BCE, early in the reign of King Agesilaus II.

ProfileState275 states with a known seat in 399 BCEOpen the atlas at 399 BCE →

In the profiles

Died in 399 BCE 2

Great speeches

Socrates' Defence at His TrialSocrates

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Cite this page
APA
The Epoch Institute. (2026). 399 BCE. In The Epoch Institute, Year by Year. https://the-epoch-institute.org/years/399-bce
MLA
“399 BCE.” The Epoch Institute, Year by Year, The Epoch Institute, 2026, https://the-epoch-institute.org/years/399-bce. Accessed .
Chicago
The Epoch Institute. “399 BCE.” The Epoch Institute, Year by Year. 2026. https://the-epoch-institute.org/years/399-bce.
Harvard
The Epoch Institute (2026) ‘399 BCE’, The Epoch Institute, Year by Year. Available at: https://the-epoch-institute.org/years/399-bce (Accessed: ).