Here is the full list of all 22 Choice of Life: Middle Ages 2 achievements.
Complete the game for all endings
Abdicate the throne
Find all the allies
Make everyone hate you
Miss all the opportunities to return to your castle
Find the best queen
Get all the skills in one playthrough (except scar)
Feel the power of family ties
Get the Sword of the Three Kingdoms, Explosive Spores, and Fencing skill
Conquer the South
Feel the taste of the marriage
Complete chapter 2 and win the battle
Lose the campaign
Get half of the titles
Meet the Leshy
Complete Chapter 3 with any of the endings
Become a king who really didn't change a thing
Complete chapter 2 and lose the battle
Disenchant the Serpentine
Complete chapter 1
Get one title
Get all the titles