1. Nancy's Death: After helping Oliver escape, Nancy is brutally murdered by Sikes, who fears that she may reveal his crimes to the authorities. This tragic event marks a turning point in the story and intensifies Oliver's desire for justice.
2. Pursuit and Confrontation: Sikes flees London, pursued by the law and a vengeful mob led by Mr. Brownlow and others. During the chase, Sikes accidentally hangs himself, meeting a grim and fitting end for his crimes.
3. Resolution and Reunion: With Sikes' death and Fagin's eventual capture and trial, the criminal underworld that ensnared Oliver begins to unravel. Oliver is formally adopted by Mr. Brownlow and begins a new life filled with love, security, and happiness.
4. Twist's True Identity Revealed: It is revealed that Oliver is the long-lost nephew of Mr. Brownlow, who has been searching for him all along. This revelation further cements Oliver's place in the family and brings a sense of closure and fulfillment to the story.
The falling action in "Oliver Twist" serves to tie up loose ends, resolve conflicts, and bring about a satisfying conclusion to the protagonist's journey. It emphasizes the triumph of good over evil and provides a glimmer of hope and redemption in a world marked by hardship and injustice.