He may not be able to make harder choices or be undesisive meaning he may end up losing territory or more lives in the process. Anora may not have the charisma needed to hold people together or piss off the collective amount of people. It comes down to the ruler being able to quickly, efficiently, and effectively hold off the enemies in the upcoming titles while holding onto the people's hearts as a charismatic leader. While an unhardened Alistair may be able to hold the throne via his charisma he may lose it without the help of a hero like Hawke or a future protagonist. And even then he may end up making bad choices based on his morality or anger.