Ragnvald Olafsson (Belarusian: Рагвалод, Rahvalod; Russian: Рогволод, Rogvolod; c. The Belarusian language, or Belorussian,(беларуская мова BGN/PCGN: byelaruskaya mova, Scientific: belaruskaja mova Russian ( transliteration:,) is the most geographically widespread language of Eurasia, the most widely spoken of the Slavic languages 920 - 978) was first chronicled prince of Polatsk (945 - 978). The Principality of Polotsk, also known as the Kingdom of Polotsk or the Duchy of Polotsk (Полацкае княства Полоцкое княжество Ragnvald came from overseas (i. e. , from Scandinavia) and established himself at Polatsk in the mid-10th century. Terminology and usage As a cultural term "Scandinavia" has no official definition and is subject to usage by those who identify with the culture in question as well Polotsk ( Polatsk, По́лацк Полоцк Polockas Połock is a historical city in Belarus, situated on the Dvina river According to the Russian Primary Chronicle, where he is known as Rogvolod (Рогъволодъ), Vladimir the Great sought an alliance with him in 980 by marrying his daughter Rogneda, but she insultingly refused, prompting Vladimir to attack Rogvolod and his sons and kill them, after which he forcibly took Rogneda as his wife. Saint Vladimir Svyatoslavich the Great ( Old Russian: Володимеръ Святославичь, c Rogneda of Polotsk (962-1002 is the Slavic name for Ragnhild, whose father Ragnvald (Slavic Rogvolod came from overseas (i [1]