What are the benefits of Level 15 buildings?
Only certain buildings can be upgraded to Level 15. These buildings are: the Muster Point, Officers' Quarters, Garrisons, Training Camps, and Homes.
You must have a Level 11 Fortress before you can upgrade any other building to Level 15.
In order to upgrade buildings to Level 15, you will need an Ancestral Seal. This can be purchased in the Shop.
A Level 15 Muster Point allows you to send up to 200,000 troops per march and send up to 15 marches.
A Level 15 Officers' Quarters allows you to appoint up to 18 Generals.
A Level 15 Garrison and Training Camp will allow you to train troops more quickly.
A Level 15 Home allows you to raise your maximum population by 12,400.