Historicity of King Arthur in the mid-10th century and gives the date of Badon as 516, and it lists Arthur's death as occurring in 537 at the Battle of Camlann. The annals survive in a version dating from the 10th century, and all other sources that name Arthur were written at least 400 years after the events which they describe. Arthur was first styled as a king of the Britons in Geoffrey of Monmouth's chronicle "Historia Regum Britanniae" (c. 1136). Geoffrey also makes Ambrosius Aurelianus (whom he calls Aurelius Ambrosius) a king of Britain and an older brother of Uther Pendragon, father of Arthur,
The Story of King Arthur and His Knights sword out of an anvil, how he learned of his royal lineage, and how he thus became king. King Arthur loses to his enemy, King Pellinore, and is wounded thereof. Merlin advises Arthur to seek Excalibur. The Lady of the Lake instructs Arthur on how to earn the sword, and, following her instructions, takes Excalibur. He then meets Pellinore again, and with Excalibur's magic, he wins against him. The two thereafter make amends and become friends. King Arthur is infatuated with the Lady Guinevere, the daughter of his friend, King Leodegrance, and visits Cameliard, where she resides. With Merlin's help,