| A | B |
| ethnic group | large group of people who share the same language and cultural heritage |
| Autocrat | ruler who has complete authority |
| Czar | title of the ruler of Russia. |
| Icons | holy image of Christ, the Virgin Mary, or a saint venerated in the Eastern Orthodox Church |
| Patriarch | Highest church official in a major city |
| schism | permanent division in a church |
| boyar | landowning nobles in Russia under the czar |
| Genghis Kahn | He was a leader of the MOngols who helped conquer China |
| Golden Horde | an empire in Russia set up by Genghis Kahns' grandson |
| Theodora | Wife of Justinian who helped women gain more right s |
| Kiev | city in Russia that was the center of trade |
| Justinian's Code | Civil laws made by Justinian. |