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General

Population: Between 190 and 230 million*

• Chronology: Leap year added on Egyptian calendar (293 BC)
• Entertainment: Euclid publishes "Optica" (295 BC)
• Mathematics: Euclidian geometry developed (295 BC)
• Deaths: Chandragupta (298 BC), Diocles of Carustus the Greek physician (293 BC), Menicius the Confucian disciple (290 BC), Menander the Greek comedian (290 BC)

Africa

• Sudan: Meroë kingdom founded in Sudan (295 BC)

Asia

• India: Chandragupta abdicates or dies and son Bindusara becomes king (298 BC)

Europe

• Greece: Siege of Athens by Demetrius I (295 BC)
  Start of Aetolian League (290 BC)
• Italian States: Roman-Samnite War 298 - 290 BC
  Rome conquers joint army of Etruscans and Gauls - Etruscans subject to Rome (295 BC)
  End of third Samnite War with 50,000 dead - Become subjects of Rome and Rome becomes dominant power (290 BC)

Middle East

• Turkey: Bithynia (Turkey) founded near Black Sea to 74 BC (297 BC)