St. Alexander Yaroslavich Nevsky (Russian: Алекса́ндр Яросла́вич Не́вский; pronounced [ɐlʲɪˈksandr jɪrɐˈsɫavʲɪtɕ ˈnʲɛfskʲɪj] ( listen); 13 May 1221 – 14 November 1263) served as Prince of Novgorod (1236–52), Grand Prince of Kiev (1236–52) and Grand Prince of Vladimir (1252–63) during some of the most difficult times in Kievan Rus' history. Commonly regarded as a key figure of medieval Rus', St.