 Harald) is said to have won the favour of the emperor.The book says that the Byzantine emperor first appointed him "manglabites" (possibly identified with the title "protospatharios"), a soldier of the imperial guard, after the Sicilian campaign.Following the campaign against the Bulgarians, in which Harald again served with distinction, he received the rank while at Mosynopolis of "spatharokandidatos", identified by DeVries as a promotion to the possibly third highest Byzantine rank, but by Mikhail Bibikov as a lesser rank than "protospatharios" that was ordinarily awarded to foreign allies to the emperor.