Edgar, known as the Peaceful or the Peaceable, was King of the English from 959 until his death in 975. The younger son of King Edmund I and Ælfgifu of Shaftesbury, he came to the throne as a teenager following the death of his older brother, King Eadwig. As king, Edgar further consolidated the political unity achieved by his predecessors, with his reign being noted for its relative stability. His most trusted advisor was Dunstan, whom he recalled from exile and made Archbishop of …

https://en.wikipedia.org/wiki/Edgar,_King_of_England