4th century BC

(5th century BC - 4th century BC - 3rd century BC - other centuries)

(2nd millennium BC - 1st millennium BC - 1st millennium AD)

Events

• Invasion of the Celts into Ireland
• Kingdom of Macedon conquers Persian empire
• The Scythians are beginning to be absorbed into the Sarmatian people.
• The Romans conquer the Abruzzi region.

Significant persons

• Plato, philosopher (c. 427 - 347 BC).
• Tollund Man, Human sacrifice victim on the Jutland Peninsula in Denmark, possibly the earliest known evidence for worship of Odin.
• Aristotle, philosopher and scientist (384 - 322 BC).
• Philip II of Macedon (born 382, reigned 359 - 336 BC).
• Mencius, Chinese philosopher and sage (371 - 289 BC).
• Shang Yang, Prime Minister of Qin, his reform helped Qin to become the strongest country and later unified China (term 361 - 338 BC).
• Alexander the Great, King of Macedon, invades Asia Minor, Persia and reaches India (born 356, reigned 336 - 323 BC).

Inventions, discoveries, introductions

• Oldest Brahmi script dates from this period (Brahmi is the ancestor of Indic scripts)
• Romans build first aqueduct
• Chinese use bellows

Decades and years