Peter and Edmund are brothers

Peter and Edmund Pevensie are the two brothers among the four children evacuated from London during the war to the house of an old Professor. Peter is the eldest, described as having a sense of responsibility and a protective instinct toward his younger siblings, especially Lucy. Edmund is the next youngest, a year younger than Peter, and from the first evening at the Professor's house he shows a tendency toward bad temper and mockery, pretending not to be tired and snapping at Susan. Their relationship is immediately marked by a power imbalance and a lack of mutual respect: Peter takes charge of the group's decisions, while Edmund resents being ordered about and seeks to undermine his brother's authority.

Conflict and Betrayal

The brothers' conflict deepens when Lucy first discovers Narnia. Peter, though initially skeptical, treats Lucy's story with a kind of protective indulgence, calling it a "jolly good hoax" and urging her to drop it. Edmund, by contrast, sneers and jeers at Lucy, asking her if she has found any other new countries in cupboards, and his spitefulness makes Lucy's misery worse. When Edmund himself enters Narnia and meets the White Witch, he is seduced by enchanted Turkish Delight and the promise of being made a prince. He returns to the others and, when Peter directly asks him about Lucy's story, decides to do "the meanest and most spiteful thing he could think of": he denies having been in Narnia at all, calling it a game of pretend, and lets Lucy down. Peter's reaction is immediate and savage: he turns on Edmund, telling him to "shut up" and accusing him of being "perfectly beastly" to Lucy out of spite. He recalls that Edmund has always liked being beastly to anyone smaller than himself, a pattern he has seen at school. This confrontation establishes the moral gulf between the brothers: Peter stands for truth and protection of the vulnerable, while Edmund chooses self-interest and cruelty.

The Journey and Edmund's Defection

When all four children finally enter Narnia together, the brothers' dynamic shifts into open hostility. Edmund, forgetting to pretend he has never been in the wood before, gives himself away by suggesting they bear left toward the lamp-post. Peter whistles and says, "So you really were here... and you made out she was telling lies." There is a dead silence, and Peter calls Edmund "of all the poisonous little beasts" before shrugging and saying no more. Edmund, in response, silently vows revenge: "I'll pay you all out for this, you pack of stuck-up, self-satisfied prigs." This internal vow sets the stage for his betrayal. At the Beavers' house, while the others listen to the prophecy of Aslan and the four thrones, Edmund slips away to join the White Witch. When his absence is discovered, Mr. Beaver immediately identifies him as a traitor, saying he had "the look of one who has been with the Witch and eaten her food." Despite this, Peter insists they must still go and look for Edmund, saying, "He is our brother after all, even if he is rather a little beast, and he's only a kid." This moment reveals Peter's underlying loyalty, even in the face of Edmund's treachery.

Rescue and Reconciliation

Edmund's betrayal leads to his capture by the White Witch, who intends to kill him at the Stone Table to satisfy the Deep Magic. He is rescued at the last moment by Aslan's forces, and the next morning Aslan walks with Edmund alone in the dewy grass. The conversation is never heard by anyone, but Edmund never forgets it. When the others draw near, Aslan presents Edmund to them and says, "there is no need to talk to him about what is past." Edmund shakes hands with each of them and says, "I'm sorry," and everyone says, "That's all right." The reconciliation is quiet and understated, but it marks a genuine turning point. Peter, who had been the most angry, accepts the apology without further recrimination.

The Battle and Edmund's Redemption

In the final battle against the White Witch, Edmund redeems himself fully. Peter reports to Aslan that it was "all Edmund's doing" and that they would have been beaten without him. While the Witch was turning Aslan's troops into stone, Edmund fought his way through three ogres and, instead of attacking the Witch directly, smashed his sword down on her wand, breaking it and turning the tide of the battle. He was terribly wounded in the process. Lucy heals him with her cordial, and Aslan makes him a knight on the field. Afterward, Edmund is described as having become "his real old self again," looking better than he had since his first term at the horrid school where he had begun to go wrong. The brothers' relationship is thus restored through Edmund's courageous act and Peter's willingness to acknowledge it.

Narrative Role and Thematic Significance

The relationship between Peter and Edmund serves as a central moral axis in the story. Peter embodies the virtues of responsible leadership, protective love, and the willingness to forgive, while Edmund represents the dangers of resentment, selfishness, and the seduction of power. Their conflict and reconciliation illustrate the novel's theme of redemption through sacrifice and the possibility of moral transformation. Peter's knighthood as Sir Peter Fenris-Bane and Edmund's knighthood on the battlefield show that both brothers, despite their very different paths, are ultimately worthy of the thrones they will occupy at Cair Paravel. As kings, Peter becomes known as Peter the Magnificent, a great warrior, while Edmund becomes Edmund the Just, a graver and quieter man, great in council and judgment. Their complementary strengths, forged through conflict and forgiveness, make them effective co-rulers of Narnia.