Modifier · province
Temporary Fortifications
temporary_fort_province_modifier
Makeshift fortifications created only for the duration of the ongoing war.
Temporary Fortifications (modifier ID temporary_fort_province_modifier) is a named modifier in Crusader Kings III. It gives Fort Level +1. The script puts it on a province. One place in the game's script adds it: Remove Regent (casus belli). 1 place removes it. Patch 1.20.1.2, from game/common/modifiers/00_province_modifiers.txt.
Effects
Where the game adds it
Every place in the game's script with an add_…_modifier for it, directly or through the scripted effects it calls. Some put it on another character or a county, not on you.
Casus belli (1)
Where it is removed
Casus belli (1)
Source: game/common/modifiers/00_province_modifiers.txt (line 42), the English localisation (temporary_fort_province_modifier, temporary_fort_province_modifier_desc) and every add_…_modifier / remove_…_modifier in common/, events/ and history/, Crusader Kings III 1.20.1.2.