- Description: Starting as Dai Viet, have 10 nations follow the Mahayana Faith by 1500.
- Difficulty Level:
|Achievement||One Family to Rule them All|
|Description||Have your dynasty on 8 thrones at the same time.|
|Notes||Can be done after passing Revoke the Privilegia(as HRE emperor), and put your dynasty on the throne whenever a vassal has a regency, through the subject interaction screen. Or just start as France and release 6 OPM vassals and give them your dynasty through the vassal interaction. For the latter way you need Common Sense Common Sense though.|