(4th century BC - 3rd century BC - 2nd century BC - other centuries)
(2nd millennium BC - 1st millennium BC - 1st millennium AD)
Mencius, Chinese philosopher and sage (371 - 289 BC).
Euclid, geometer (c. 365 - 275 BC).
Ashoka, Mauryan ruler of India 273 BC - 232 BC.
Archimedes of Syracuse, mathematician, physicist, and engineer (c. 287 - 212 BC).
- The Ptolemaic dynasty rules Egypt
Apollonius of Perga, mathematician (c. 262 - 190 BC).
Qin Shi Huang, Chinese Emperor (259 - 210 BC, reigned 246 - 210 BC).
Hannibal, military leader of Carthage (247 - 182 BC).
Inventions, discoveries, introductions
Decades and years