This mod will give you the opportunity to experience it (almost) in real time, but unfortunately it's still under development... But there are photos from this mod:
...
There are no photos yet, but this game has translations into English, Polish, and Ukrainian!
Rebels Balance
Revolutions now require at least one province to have a Revolutionary Risk above 60% before they can begin.
Every revolution begins with a spark. Once unrest reaches its breaking point, the flames of rebellion may spread across the nation.
GameValues: gvRebels.json
START_UPRAISE_MIN_REV_RISK_IN_PROVINCE_TO_START: 0.6,
Added a new diplomatic action: Incorporate Vassal.
Spend Gold to begin incorporating your vassal. Provinces will be annexed gradually as long as relations remain favorable.
More: https://store.steampowered.com/news/app/2772750/view/706653017740412658