V1 V2 V3 V4 V4x
 
     
 
 
Building
  
Research
  
Military units
  
 
FarmFarm []
LumbermillLumbermill []
Iron mineIron mine []
Stone quarryStone quarry []
GranaryGranary []
Depot StationDepot Station []
Infantry barracksInfantry barracks []
Shooting RangeShooting Range []
Cavalry barracksCavalry barracks []
Siege workshopSiege workshop []
FortressesFortresses []
Imperial ReserveImperial Reserve []
     
 
Province
 
     
     
 
Stone quarry6
There is no requirements for level 2
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