266 BCE Marcus Atilius Regulus and Lucius Julius Libo celebrate triumphs over the Salentini. Caparronia, an ancient Roman Vestal virgin died by hanging after being convicted of unchastity. The Mauryan emperor Ashoka converts to Buddhism.
In the 260s BC , the 3rd century BC .
Ariobarzanes becomes the second king of Pontus, succeeding his father Mithridates I Ctistes.source Calabria and Messapia are annexed by the Roman Republic.source January 23 – Marcus Atilius Regulus and Lucius Julius Libo celebrate triumphs over the Salentini.source The Mauryan emperor Ashoka converts to Buddhism.source Births Berenice II, queen and co-regent of Egypt (or 267 BC)source Deaths Caparronia, an ancient Roman Vestal virgin died by hanging after being convicted of unchastity.source Mithridates I Ctistes, founder of the kingdom of Pontussource Huiwen of Zhao, Chinese king of Zhao (born 310 BC)source Nearby 271 BCE–262 BCE Days named on this page 8 of 8 sourced entries shown. Every line above is quoted from the revision linked beside it, which is 266 BC on English Wikipedia, revision 1373532834, retrieved 2026-09-06. Nothing on this page is written by us and nothing is generated: the sentences are the source’s own, so a claim you doubt can be checked against the exact revision it came from. Text is reused under CC BY-SA 4.0 .