 Complete the following phrase:  After Justinian I retook Rome in the Gothic War 535554, to interfere in the papacy had been one of the first things Justinian had done as soon as his armies got a foothold in Italy. Long before he had completed his victory over the Ostrogoths, Justinian I had his commander Belisarius depose the pro-Gothic Pope Silverius 536537 and install Pope Vigilius 537555, the former papal apocrisiarius to Constantinople, in his place. Silverius died and Vigilius was ordained in 537, while the Goths rallied and 