Centuries: 4th century BC - 3rd century BC - 2nd century BC
Decades: 350s BC 340s BC 330s BC 320s BC 310s BC - 300s BC - 290s BC 280s BC 270s BC 260s BC 250s BC
Years: 308 BC 307 BC 306 BC305 BC 304 BC - 303 BC - 302 BC 301 BC 300 BC 299 BC 298 BC
Events
- The Seleucids lose the western part of the Indus valley to Chandragupta Maurya
- Seleucus I Nicator refounds the town of Osroe as a Macedonian military settlement with the name of Edessa.