300 BC
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Year of the Metal Rooster辛酉( at the beginning of the year Metal Monkey庚申)
Syria: 12/13 ( the year in October )
Events
Politics and World Affairs
Eastern Mediterranean
- Demetrius I Poliorketes, the refuse to Athens after his defeat at Ipsos recording, attacks Lysimachus on the Chersonese peninsula and represents its remaining troops in Greece under the command of the young Pyrrhus I..
- Agathocles of Syracuse acquires Corcyra.
Western Mediterranean
- By Lex Ogulnia the plebeians gain access to the offices of priest pontiffs and the augurs.
- The Etruscan pyrgi became a Roman colony.
Africa
- 300 BC: The capital of the kingdom of Kush moved from Napata to Meroe.
- 300 BC: In Ethiopia, the city of Aksum is founded.
Asia
- 300 BC: In the Indian Mauryan Empire Bindusara Chandragupta Maurya follows his father.
- 300 BC: In Sri Lanka produced a first Buddhist kingdom.
- 300 BC: In Japan, the Jōmon period will be replaced by the Yayoi period.
America
- 300 BC: In Mexico City Teotihuacan produced.
Science and Technology
Greece
- 300 BC: Zeno of Citium founded Stoicism, a sense of Greek philosophy.
- 300 BC: Timocharis of Alexandria wrote a star catalog.
- 300 BC: Aristyllos tried local rules with the help of the fixed stars.
- After 300 BC: Ktesibios invents et al a spring catapult, a fire engine, a water clock and a water organ.
China
- 300 BC: Construction of a first iron chain suspension bridge in China ( Yunnan ).
Born
- 300 BC: Lu Bu Wei, Chinese philosopher, businessman and politician ( † 236/235 BC)
Died
- 300 BC: Euclid, Greek mathematician (c. 365 BC)