← All chapters

Bulfinch’s Mythology · Chapter

King Arthur explained

The chapter recounts the early history of King Arthur's lineage, beginning with King Arthur Constans and his sons, including the treachery of Vortigern, the rise of Uther Pendragon, and the magical assistance of Merlin.

What happens

The chapter recounts the early history of King Arthur's lineage, beginning with King Arthur Constans and his sons, including the treachery of Vortigern, the rise of Uther Pendragon, and the magical assistance of Merlin. It details the establishment of the Round Table and its chivalric code, Uther's passion for Igerne, and the deception that led to Arthur's birth.

Free preview opens on this chapter — companions, themes, and character notes appear beside the text.

Narrative arc

Story tension across the book — this chapter sits in Rising action.

SetupEscalationAftermathClimax
  • Setup
  • Escalation
  • Breaking point
  • Aftermath
  • Closing

This excerpt marks the dramatic climax because it presents the emotional peak of Tristram’s brief reunion with…

Full beat labels and climax notes unlock in the reader.

Follow the arc while reading

Themes in this chapter

  • Fate and Free Will

    Merlin's prophecy that one brother must fall in battle and his orchestration of Uther's deception highlight the tension between destiny and human choice.

  • Love and Transformation

    Uther's love for Igerne drives the plot, culminating in Merlin's magical transformation that enables their union.

  • Heroism and the Quest

    The institution of the Round Table establishes a code of chivalry and sets the stage for future heroic quests.

Characters to notice

  • King Arthur

    Arthur is the offspring of Uther Pendragon and Igerne, born after Uther's deception, and destined to succeed his father.

  • Merlin

    Merlin serves as chief adviser to Uther Pendragon, orchestrates the transport of Stonehenge, creates the Round Table, and transforms Uther to enable his union with Igerne.

  • Queen Guenever

    Not directly mentioned in this chapter; included as a placeholder for future context.

Key passages

  • “Merlin transformed the king into the likeness of Gorlois, and enabled him to have many stolen interviews with Igerne.”

    Merlin magically disguised Uther as Gorlois, allowing him to secretly meet with Igerne.

    This deception leads to Arthur's conception.

  • “Merlin obliged the royal brothers to swear fidelity to each other, but predicted that one of them must fall in the first battle.”

    Merlin made the brothers vow loyalty, yet foretold that one would die in their first fight.

    Illustrates the theme of fate and free will.