You recruit soldiers for your armies from this building and the level of this building determines the level your armies can be upgraded to. There are four active army types and two disabled army types. The four active armies are: Infantry, Archer, Cavalry and Mage. The two disabled types are Guerrilla and Wizard. The Guerrilla and Wizard armies were mercenary soldiers that would only lasted a certain amount of time before disappearing. They were seen as a waste of resource compared to the permanent armies and have been disabled from the game indefinitely.