>>513471212
>Kievan Rus
There has never been such a country. Just as there has never been a Byzantine Empire. Study harder.

>>212750103
1. Yes
2. Kievan Rus never existed. It is a scientific term that originated in the Russian Empire and refers to a historical period. The contemporaries of "Kievan Rus" called their country simply Rus.

Bonus fact: The Byzantine Empire never existed. The inhabitants of the Byzantine Empire considered themselves Romans and called their country the Roman Empire.