Advance
Free Cattle Grazing
We place no restrictions on pastoral farmers for the grazing of their great herds of horses and cattle. Herders are free to go about their business as they wish, able to traverse the steppe safely and trade freely.
CrimeaCountrypotentialAdvance tree
The game files don’t say where this goes: it has no requires, so the game places it in the 
Reformation tree itself.
Modifiers
Livestock Output+20%
Definitionin_game/common/advances/country_CRI.txt:30
35icon = land_of_the_ancestors