Game concept
Increase Development in County
From the game's encyclopedia
A Councillor Task performed by the Steward. It targets a County, where it speeds up Development Growth and reduces the construction time for Buildings.
The game's text for patch 1.20.1.2. Words in blue are entries of the encyclopedia: hover one to read it, as in the game.
Increase Development in County is an entry of Crusader Kings III's in-game encyclopedia. The game explains it: "A Councillor Task performed by the Steward." It is part of Councillor Task. Patch 1.20.1.2, from game/common/game_concepts/00_game_concepts.txt and game/localization/english/game_concepts_l_english.yml.
Source: game/common/game_concepts/00_game_concepts.txt, game/localization/english/game_concepts_l_english.yml and the English localisation, Crusader Kings III 1.20.1.2.