"King Arthur and the Knights of the Round Table" by Sir Thomas Malory is a prose compilation written around 1470. This Middle English work weaves together legendary tales of King Arthur, Guinevere, Lancelot, Merlin, and the Knights of the Round Table. Malory assembled and reworked material from various French and English sources to create a complete narrative spanning Arthur's conception to his death. The compilation includes the quest for the Holy Grail and the legend of Tristan and Iseult, creating one of the most influential works of Arthurian literature.