Here is the full list of all 50 Lords and Villeins achievements.
Dismantle an oppositon group.
Execute a prisoner.
Execute a teenager.
Plant 25 fruit trees of each type on a single farm.
Arrest the same person twice
Kill 25 bears.
Negatively respond to 50 council requests.
Discover an opposition group.
Have 50 beer barrels in stock.
Harvest 1500 pears.
Positively respond to 50 council requests.
Increase relationship with the royals.
Obtain 100 animals.
Assign a Night Guard
Grant 5 gold to a family.
Be visited by 100 caravans
Exile a family.
Harvest 1500 apples.
Lose relationhip with the royals.
Use the ruling action to send a villager to prison.
Seize any resource from a family.
Build 1000 walls.
Obtain an animal.
Fish 1000 fish.
Allow visiting family of each profession to settle at least once
Assign Zone to 100 families.
Accept 100 families.
Accept an artisan family and have them stay for 60 days.
Succesfuly complete the campaign.
Have a maximum relationship with the royalty.
Enlist 50 servants.
Send 50 villagers to clergy.
Have all positions of the high council assigned.
Reach 10th year of any settlement.
Equip 25 horses with horseshoes and horse saddles.
Gather intelligence report 15 times.
Successfuly bargain a marriage deal with another noble family.
Refuse to give villagers a permission to marry.
Send 10 regiments to war.
Train a weapon mastery on 50 soldiers.
Perform blessing on 50 soldiers.
Host a Sunday Service With 100 attendants
Host a Sunday Service 10 times.
Have 50 novices initiated as monks.
Execute a successful propaganda.
Execute a failed propaganda.
Have 8 peasants, a bishop, cavalry regiment and two guard posts.
Replace the menu background with a custom save file.
Have a total population of 250 or more
Build decorations.