Iziaslav Yaroslavich (1024-1078), Prince of Turov, Grand Prince of Kiev (since 1054), the oldest son of Yaroslav I the Wise. Iziaslav was one of the authors of "Pravda Yaroslavichey" - a part of the first Russian legal code called Russkaya Pravda. As a result of the popular uprising in 1068, Iziaslav was deposed and fled to Poland. In 1069 he retook Kiev with the help the Polish army, however, he was ousted again by his brothers in 1073. Iziaslav turned to German emperor, Polish king and the Pope for help on several occasions. In 1077 he succeeded in retaking Kiev once again, but soon died in an internecine war against princes Oleg Svyatoslavich and Boris Vyacheslavich .