913 - Igor became ruler

Ireland
A new viking force conquered Dublin, and established Sihtric as king.
Ukraine
After Helge(Oleg )died Ingvar(Igor) became Prince of the Kiev Rus and ruled from 913-945
Caspian Sea
500 ships with Viking raiders arrived in the Caspian Sea where Rus defeated a Muslim fleet. They raided at Baku, and plundered the regions of Arran, Tabaristan, Beylagan, and Shirvan. Rus raiders looted as much as they could, and took women and children as thralls. Near the Volga river, the Rus' were attacked by Khazars, and their Christian allies, the Rus raiders whom fled were captured or slain by the Burtas and Volga Bulgars. Helge died in the battle.