deaths
Sviatoslav Olgovich, Kievan prince
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Sviatoslav Olgovich
Prince of Chernigov
Sviatoslav Olgovich was Prince of Novgorod (1136–1138); Novgorod-Seversk (1139); Belgorod (1141–1154); and Chernigov (1154–1164).Source: Wikipedia (CC BY-SA)