Advance
Infantry Tactics
Contemporary battles in Europe have proven that the age of infantry is about to begin. It is now time to develop new tactics, adopt use of the pike, and reform our medieval concept of auxiliary infantry into the main fighting force of our future armies.
TeutonsCountrypotentialAdvance tree
The game files don’t say where this goes: it has no requires, so the game places it in the 
Discovery tree itself.
Modifiers
Definitionin_game/common/advances/country_TEU.txt:39
40content_priority = 800