Here is the full list of all 13 Reigns: Her Majesty achievements.
Meet all the characters
Suffer all the deaths
Survive less than 3 years
Reach the year 2000
Govern more than 100 years
Suffer more than a hundred deaths
Read 95% of the cards
Have 4 affairs at the same time
Upgrade all the items to their final state
Achieve empowerment
Program failure
Defeat the program
Rule for more than 50 years