312 BC Chr.
|312 BC Chr.|
|Seleucus finally wins Mesopotamia and founds the Seleucid Empire . The Seleucid era begins.|
|312 BC In other calendars|
|Buddhist calendar||232/233 (southern Buddhism); 231/232 (alternative calculation according to Buddha's Parinirvana )|
|Chinese calendar||39th (40th) cycle , year of the Earth-Rooster己酉 ( at the beginning of the year Earth-Monkey戊申)|
|Greek calendar||4th year of the 116th / 1st year of the 117th Olympiad|
|Roman calendar||from urbe condita CDXLII (442)|
|Seleucid era||The Syrian calendar begins in October|
- The censor Appius Claudius Caecus has a 16 km long drinking water pipeline built to Rome , the Aqua Appia aqueduct named after him . Furthermore, the construction of the Via Appia , which is also named after him , is an (military) road connecting Rome with southern Italy .
Empire of Alexander the Great / Diadoch Wars
- Ptolemy I and Seleucus I defeat Demetrios I Poliorketes , son of Antigonus I Monophthalmos , in the battle of Gaza . Then Seleucus I can finally win Mesopotamia as a rulership. It is the beginning of the Seleucid Empire . The Seleucid era begins with this year .
- The Illyrian king Glaukias conquers the Greek city of Epidamnos .
- Peithon , Macedonian officer