Advance
Military Drill
Allows us to invest in military training and thereby improve battle formations, weapon handling, and our army's morale.
Advance tree
It has no requires, so the game files don’t say where this goes. When the game builds the 
Discovery tree, it adds this at the end of a branch with room for it, in the same spot in every campaign.
Army Morale+10%
Belongs to 1
- DiscoveryAge
icon = recruitment_improvements_renaissance
for = mil
ai_weight = {
add = 10
}