On the death of the Emperor Honorius (August 15, 423), Theodosius II, the remaining ruler of the House of Theodosius hesitated in announcing his uncle`s death. In the interregnum, Honorius`s patrician at the time of his death, Castinus, elevated Joannes as emperor. == History == Joannes was a primicerius notariorum or senior civil servant at the.....