<Li> View of icons </Li> <Tr> <Td> Background (show) <Ul> <Li> Crucifixion / Resurrection / Ascension of Jesus </Li> </Ul> <Ul> <Li> Christianity </Li> <Li> Christian Church </Li> <Li> Apostolic succession </Li> <Li> Four Marks of the Church </Li> <Li> Orthodoxy </Li> </Ul> </Td> </Tr> <Ul> <Li> Crucifixion / Resurrection / Ascension of Jesus </Li> </Ul> <Li> Crucifixion / Resurrection / Ascension of Jesus </Li>

The conversion of russia to orthodox christianity was facilitated by what factor