872 - Battle of Hafrsfjord


France
Hasting conquered Angers.The French started a siege led by Charles the Bald, who conquered the city in 873 with the help of Britons.
Norway
King Harald Fairhair, the first king of Norway, won a great naval battle of Hafrsfjord and became king of Norway.
England
The Dane Halfdan Ragnarsson Vikings made winter camp in Repton, Mercia.
Ireland
Fragmentary Annals recorded that Bardr mac Imair raided the islands of Lough Ree and the Kingdom of Magh Luirg,Connacht.
Gofraidh, King of Lochlann and Father of Amlaíb Conung and Ímar ruled 872-873.