Defense system is a building which increases the wall value in the region where is placed. One region can have a maximum of one defense system, and it can only be implemented by the ruling government. It is usually placed in a strategically very important region with high resource to defend it.
There are 5 qualities of the defense system. The table bellow shows the formula to calculate value of wall increased with the different qualities.
|100 * Population * 2||100 * Population * 3||100 * Population * 4||100 * Population * 5||100 * Population * 6|
A defense system is a building and as such it requires wood as the Raw material. Like a hospital it is very hard and expensive to build it. In order to make up for this massive task, the most amount of worker you can have constructing a defense system before receiving a productivity penalty is 25. Workers building a defense system will require and improve their construction skill.
Wood Consumed for construction