| “ | Unlocks Corsair Marksmen (Rifle Infantry) at Watch Towers. Ships 1 Watch Tower Builder. | ” |
| —In-game description | ||
Arma Garrisons is a technology in Age of Empires III: Definitive Edition - The African Royals that is unique to the Hausa and can be researched at the University once the player advances into the next Age by choosing the Moroccans as their ally. As soon as it is researched, a Watch Tower Builder appears in the Home City shipment point and Corsair Marksmen can now be trained at Watch Towers.
