Final answer:
Paris's death in 'Romeo and Juliet' occurs when he confronts Romeo at Juliet's tomb, believing Romeo intends to desecrate it. They duel and Romeo kills Paris, who with his last breath requests to be laid next to Juliet.
Step-by-step explanation:
The circumstances of Paris's death in Romeo and Juliet occur towards the end of the play, specifically in Act 5, Scene 3. Paris, who is betrothed to Juliet, encounters Romeo at Juliet's tomb. Believing that Romeo has come to desecrate the Capulet tomb, Paris confronts him. Despite Romeo's plea for Paris to leave, Paris is adamant, and they fight. Ultimately, Romeo kills Paris. With his dying breath, Paris asks to be laid next to Juliet, a wish that Romeo fulfills, demonstrating a final act of respect for Paris's love for Juliet. This climactic moment underscores the tragic extent of the feud between the Montagues and Capulets, as even those indirectly involved cannot escape its deadly grasp.