Many complaints and frustrations come from people I see who say “My vassal has 100 Opinion of me, why is he in a faction?!” There’s a good reason for it, and this guide will help you not only understand factions, but also how to identify them before they even pop up, as well as how to transition into a new ruler with as few road bumps as possible. These logics, and reasonings are not shown in any tool tip or guide in-game, but way extremely heavily on the AI’s decision on which faction to join, why, and when. There are many underlining logic that the AI uses, and most of it makes sense and is logical. To know how to combat factions, one must know what they are and what drives their purpose.