Real World Dates

Bronze Age

 * Near East (3600-1200 BC)
 * Europe (3750-600 BC) [Greece starts in 3000 BC]
 * China (3000-700 BC)

Iron Age

 * Ancient Near East (1300 BC – 600 BC)
 * Europe (1200 BC – 400 AD) [Mass Adoption by 500 BC]
 * China (600 BC – 200 AD) [Mass adoption by 300 BC]

Chainmail and steel are both developed around the time of mass adoption.

Writing System

 * Egyptian hieroglyphs - 3200 BC
 * Babylonian - 2300 BC
 * Phoenician abjad - 1200 BC
 * Greek 800 - BC
 * Latin 700 - BC

Empires

 * Greek Dark Age - 1200 BC – 750 BC
 * La Téne Culture - 500 BC
 * Gauls sack Rome - 390 BC
 * Alexander's Death - 323 BC
 * Rise of Han China - 206 BC
 * End of the first Punic War (Rise of Rome) - 241 BC
 * Roman Conquest of Greece - 146 BC
 * Fall of Gaul- 52 BC
 * Fall of Han China- 220 AD
 * Fall of Western Roman Empire-480 AD.

Philosophy

 * The Maxims of Ptahhotep (Egypt)- 2400 BC approx.
 * Diagnostic Handbook (Babylonian)- 1100 BC approx.
 * Hundred Schools of Thought (Golden Era for Chinese Philosophy)- 770 BC
 * Death of Thales (First Major Greek Philosopher)- 546 BC