Reference
Exactly what Persians can train, build and research, by age.
Cavalry civilization
•Start with +50 wood and +50 food
•Town Centers and Docks +100% HP and work +5/10/15/20% faster in Dark/Feudal/Castle/Imperial Age
•Parthian Tactics available in Castle Age
•Can build Caravanserai in Imperial Age
Team bonusKnight-line +2 attack vs. Ranged Soldiers
54 units · 27 buildings · 72 technologies. Each building carries what it trains and researches; upgrades sit under what they upgrade from.