This article is about the Classical Age Fort. For general information on Fort-type buildings of all ages, see Forts.
A Fort is a large defensive structure which protects an area from attacking units with projectiles, greatly expands the national borders to the surrounding area, and can field a large garrison. The Fort is also the building where and Generals and Spies are recruited, and two powerful technology lines are researched: One which increases fort range, national border expansion and hit points; and another that increases the radius, resilience and maximum craft for Generals and Spies.
All nations require to reach the Classical Age in order to build a Fort, except for one: The Romans have an uninformed national bonus of access to Forts in the Ancient Age, allowing them to take advantage of their defenses and recruit Generals earlier.