AOE IV / Buildings
Jiangnan Tower
Acts as a tax drop-off for Imperial Officials.
BuildingsThe Sultans AscendUnique to select civilizations
What it does
Acts as a tax drop-off for Imperial Officials.
- Military Buildings and Military Units produced within influence award progress towards free armies. Each free army requires progressively more resources to be spent than the last, until 12 armies have been produced.
How it fits into a match
Construct it with Villagers when its listed production or infrastructure role is needed. The availability table shows its earliest age, cost and build time by civilization.
Produced or researched here
- Role
- Age II - Military Landmark
- Earliest age
- Dark Age
- Available to
- Zhu Xi's Legacy
- Produced or researched at
- Villager
Availability and cost
Earliest listed form for each civilization in this game-data snapshot. Unit and building statistics are shown for that form; later-age upgrades and civilization bonuses can change values.
| Civilization | Age | Cost | Time | Health |
|---|---|---|---|---|
| Zhu Xi's Legacy | Dark Age | 400 food, 200 gold | 190 s | 5000 |



