948 - Vikings reconquered York

Runestone from Aarhus
Eric Bloodaxe
England
Eric Bloodaxe conquered York, he was the last viking king to rule in York.
Denmark
Pope Agapitus gave the Archbishop in Hamburg, Adaldag the right to introduce bishops in Scandinavia and 3 German monks were appointed as bishops in Ribe(the Frisian Liufdag), Hedeby(Hored) and Reginbrand in Aarhus, where a church had been build, they were also responsible for the Christian mission in the rest of Scandinavia, because in these areas it was not possible to establish bishops.
Bishop Reginbrand at Moesgaard Museum