during the next four years, the emperor and the pope reconciled but then quarreled again, and, facing a rebellion among the german nobles, emperor henry threatened to depose pope gregory. carrying out his threats, henry summoned his german and transpadine partisans to a synod at brixen in june, 1080, which drew up a new decree purporting to depose pope gregory vii, and which henry himself also signed, and then proceeded to elect guibert, the excommunicated archbishop of ravenna, as pope in opposition to pope gregory, whom the synod considered deposed; guibert took the name clement iii. henry recognized guibert as pope, swearing that he would lead him to rome, and there receive from his hands the imperial crown.