Rurik (semi-legendary), Grand Prince (kievan rus) : All Data
Rurik, a semi-legendary figure, was the Grand Prince who ruled over Kievan Rus' during the period of 862-879. His reign marked the establishment of the Rurik dynasty, which would go on to rule the region for centuries. While there is limited historical information about Rurik, it is believed that during his tenure, the Rus' faced conflicts with neighboring tribes, including the Estonians and the Chuds, as well as internal revolts. However, specific details and years of these wars are not well-documented, making it challenging to provide precise information about the most important wars during Rurik's rule.