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| YEAR | DATE | EVENT | HEAD OF STATE |
| 734 | b.C. | Corinthius colony | |
| 505 | b.C. | Republic | tyrans Kleandros I tyrans of Gela |
| 498 | b.C. | tyrans Hippokrates tyrans of Gela | |
| 491 | b.C. | tyrans Gelon tyrans of Gela | |
| 478 | b.C. | tyrans Hieron I tyrans of Gela | |
| 466 | b.C. | tyrans Thrasyboulos tyrans of Gela | |
| 465 | b.C. | Republic | |
| 406 | b.C. | tyrans Dionssios I | |
| 367 | b.C. | tyrans Dionssios II (I) | |
| 357 | b.C. | tyrans Dion | |
| 354 | b.C. | tyrans Kallippos | |
| 353 | b.C. | tyrans Hipparinos | |
| 351 | b.C. | tyrans Nysaeus | |
| 346 | b.C. | tyrans Dionssios II (II) | |
| 344 | b.C. | tyrans Hiketas | |
| 343 | b.C. | tyrans Timoleon | |
| 337 | b.C. | Republic | |
| 317 | b.C. | tyrans Agathokles | |
| 304 | b.C. | Kingdom | king Agathokles |
| 289 | b.C. | Republic | tyrans Arkhagathos |
| 289 | b.C. | tyrans Mainon | |
| 288 | b.C. | tyrans Hiketas | |
| 279 | b.C. | tyrans Thoinon and Sostratos | |
| 278 | b.C. | tyrans king of Epyrus | |
| 275 | b.C. | tyrans Hieron II | |
| 269 | b.C. | Kingdom | king Hieron II |
| 215 | b.C. | king Hieronymos | |
| 214 | b.C. | Republic | |
| 212 | b.C. | Union to Roman Republic |