Estates - Europa Universalis 4 Wiki - Paradox Wiki
If you get up to a measly 5% crown land - developing 25 times, or hell just conquer one province from anywhere, even if you give it back immediately - autonomy is now +0.20/month, which is entirely negated by Empire rank and being at peace, or easy-to-get ideas, ruler trait, or simply lowering autonomy every so often (having +0.05 autonomy in a province is. How fast the land share moves towards this equilibrium depends on the amount of newly acquired development compared to the total development of the country All you need is 1% crown land, and the penalty goes to a much more manageable +0.30 per month - so develop 5 times and you're better. The crown is considered to have an influence of 60 + absolutism in percent. Gaining new development through conquest or integration of subjects moves the land share of each estate towards an equilibrium which is determined by the relative influence of the estate compared to the other estates.
