Transforms into a mighty Fort for frontier defense.
”
—In-game description
The Fort Wagon is a wagon in Age of Empires III that is unique to European civilizations and can only be shipped from the Home City, which builds a Fort for free.
Note that once the Fort Wagon starts building a Fort, it will be lost should the foundation is destroyed or deleted by the player.
In The Asian Dynasties, European civilizations are able to ship at least one Fort Wagon and most are able to ship two.
A revolting European player will be able to send the 1 Fort WagonHome City Card that ships one Fort Wagon and increases the Fort build limit by one, which can be done an infinite number of times.