Advance
Defensive Mentality
There are those who think that attack is the best form of defense, but that is foolish. Let our enemies come to us instead; we shall counter with incredible zeal. Our troops will defend their homes tenaciously, and our fortresses will withstand sieges for longer.
Advance tree
It has no requires, so the game files don’t say where this goes. When the game builds the 
Reformation tree, it adds this at the end of a branch with room for it, in the same spot in every campaign.
Fort Defense+20%
Belongs to 1
- ReformationAge