Original sentence: The deposition of Ignatios and the sudden promotion of Photios caused scandal and ecclesiastical division on an ecumenical scale as the Pope and the rest of the western bishops took up the cause of Ignatios.The latter's deposition without a formal ecclesiastical trial meant that Photios's election was uncanonical, and eventually Pope Nicholas I sought to involve himself in determining the legitimacy of the succession
Edited sentence: As Photius had been targeted by Pope Nicholas to be removed from his position and to be subjected to vitriol attacks with charges of ambition for power.The deposition of Ignatios and the sudden promotion of Photios caused scandal and ecclesiastical division on an oecumenical scale as the Pope and the rest of the western bishops took up the cause of Ignatios.The latter's deposition without a formal ecclesiastical trial meant that Photios's election was uncanonical, and eventually Pope Nicholas I, as senior patriarch, sought to involve himself in determining the legitimacy of the succession