| A | B |
| Byzantine Empire | preserved Greco-Romaan culture after the fall of Rome |
| Ottoman Empire | captured Byzantine Empire in 1453 |
| Cyrillic Alphabet | alphabet that the Byzantine Empire brought to Russia |
| Justinian Code | written law system based on Roman principles of the Byzantine empire |
| Constantinople | capital of the Byzantine Empire |
| Orthodox Christianity | ancient Christian theology that was also brought by the Byzantine Empire to Russia |
| Emperor Justinian | Empire's first ruler |
| Mediterranean trade routes | important trade routes to the East dominated by the Byzantines |