Reference
Exactly what Portuguese can train, build and research, by age.
Naval and Gunpowder civilization
•Foragers generate wood in addition to food
•All units cost -20% gold
•Can build Feitoria in Imperial Age
•Ships +10/15/20% HP in Feudal/Castle/Imperial Age
Team bonusTechnologies research +25% faster
48 units · 30 buildings · 77 technologies. Each building carries what it trains and researches; upgrades sit under what they upgrade from.