For the other assistants, Arabella would choose one from each of the most powerful families in Valeria since she had to get them as allies.
Getting one assistant from each of the main houses would help her to get closer to them.
As a vast empire, Valeria had several kingdoms, duchies, marquessates, counties, and smaller territories in it.
It especially increased during Ferdinand's time as he was often on the battlefield conquering this and that ever since he was fifteen.
After all, Ferdinand was Emperor for thirteen years now while Raymond was Prime Minister for five years.
Ferdinand became the Emperor when he was ten years old after both of his parents died.
Raymond's father, the younger sibling of the Former Emperor, remained as the Prime Minister until Ferdinand turned eighteen and the seat was succeeded by Raymond. Since then, Ferdinand became even more active in war and the Empire further widened.