In the year 603, he persuaded Harmon II al-Qair, who ruled with the title of Protector, to step down in favor of Audrii I, the son and heir of Shaddam I, Concentrating most of the imperial power in his own hands, lason Atreides set about reorganizing the Imperial government and reestablishing the principles of The Great Convention. Thus, what had been a government of personal rule, with all its attendant chaos, became a trierarchy in which the Imperial seat was merely one source of pow- ATREIDES, HOUSE 57 ATREIDES HOUSE er counterbalanced by the Landsraad, whose meetings became regularly scheduled for the first time, and CHOAM