Static ModifiersWStatic ModifierPermanentWalls of Viennawalls_of_viennaShow on the map →ModifiersFort Defense+20%Fortification Maintenance Efficiency+40%Where it is appliedSourceWhereDurationFFortifying Wienoption 1PermanentConnectionsRequired by 1TTearing Down the Walls of WienTriggerGranted by 1FFortifying WienPermanentOption 1Removed by 1TTearing Down the Walls of WienOption 1Definitionmain_menu/common/static_modifiers/location.txt:2853▾game_data = {category = location}local_defensive = 0.2local_fort_maintenance_efficiency = 0.4History