How about prosecution of heretics? Couldn't nobles from Corsanctum act as Inquisitors throughout the SA realms, nitpicking?
Corsanctum would make a good realm for priests, traders, infiltrators, and diplomats of all sorts to go spread the works of the faith to the far corners of the world. Crusaders? Not so much.
Then again, you'd need to have priests actively getting involved in wars.
