What is Yaroslav the Wise?
{{Infobox monarch |name =Yaroslav the Wise |title =Grand Prince of Kyiv Rus' |image =YaroslavWiseSeal.jpg |caption =The only contemporary image of Yaroslav I the Wise, on his seal |reign =1019–1054 |coronation = |full name =Yaroslav Vladimirovich |predecessor =[[Sviatopolk I of Kiev|Sviatopolk the Accursed]] |successor =[[Iziaslav I of Kiev|Iziaslav I]] |spouse 1 =[[Ingegerd Olofsdotter]], later Irene-Anna (a daughter of [[Olof Skötkonung]]) |spouse 3 = |spouse 4 = |spouse 5 = |issue = see the main article |dynasty =[[Rurik Dynasty|Rurikid]] |royal anthem = |father =[[Vladimir I of Kyiv|Vladimir the Great]] |mother =[[Rogneda of Polotsk]] by the [[Primary Chronicle]] |birth_date =~978 |birth_place = |death_date =February 20, 1054 [aged ~76] |death_place = | burial_date = | burial_place = }} '''Yaroslav I, Grand Prince of Rus<nowiki>'</nowiki>''', known as '''Yaroslav the Wise''' (c. 978 – February 20, 1054) was [[Grand Prince]] of [[Novgorod]] and [[Kyiv]]. He brought together the two principalities for a time under his rule. A son of the [[Varangian]] ([[Viking]])<ref>{{cite book| last = Hynes| first = Mary Ellen| title = Companion to the Calendar: A Guide to the Saints and Mysteries of the Christian Calendar| url = https://books.google.com/books?id=n0av-2QejZgC&pg=PA105| year = 1993| publisher = LiturgyTrainingPublications| isbn = 978-1-56854-011-5| page = 105 }}</ref><ref>{{cite book| title = National Geographic| url = https://books.google.com/books?id=1VkZAAAAMAAJ| year = 1985| publisher = National Geographic Society| isbn = }}</ref> Grand Prince [[Vladimir I of Kyiv|Vladimir the Great]], he was vice-regent of Novgorod at the time of his father’s death in 1015. His oldest surviving brother, [[Svyatopolk the Accursed]], killed three of his other brothers and took power in [[Kyiv]]. Yaroslav, with the support of the Novgorodians and the help of Varangian [[mercenary|