During the Battle of Tara, the Norse Vikings were led by the King of which area of Ireland?
Battle of Tara (Ireland): The Battle of Tara was fought between the Gaelic Irish of Meath, led by Máel Sechnaill mac Domnaill, and the Norse Vikings of Dublin, led by Amlaíb Cuarán. Amlaíb Cuarán: Amlaíb mac Sitric ("c". Amlaíb Cuarán:  927981; Old Norse: Óláfr Sigtryggsson), commonly called Amlaíb Cuarán, in Old Norse: Óláfr kváran, was a 10th-century Norse-Gael who was King of Northumbria and Dublin.
Northumbria and Dublin