Centuries: 4th century BC -

**3rd century BC**- 2nd century BC

Decades: 320s BC 310s BC 300s BC 290s BC 280s BC **270s BC** 260s BC 250s BC 240s BC 230s BC 220s BC

Years: 281 BC 280 BC 279 BC 278 BC 277 BC - **276 BC** - 275 BC 274 BC 273 BC 272 BC 271 BC

**Events**

**Births**

- Eratosthenes, mathematician

**Deaths**