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| Russian | English |
| Император правоверных | Emperor of Believers (Omar I, father-inlaw of Mohammed, and second of the Mohammedan caliphs) |
| культ императора | imperial cult (Alex_Odeychuk) |
| наместник византийского императора в отдалённых провинциях | exarch (A Byzantine viceroy) |
| скипетр императоров Византии | ferula |
| сторонник императора в борьбе против Папы Римского | Caesarean Any supporter of emperor in his struggle against the Pope |
| Триумфальные ворота императора Константина в Риме | Arch of Constantine (AD 312, one of three surviving ancient Roman triumphal arches in Rome) |