What happens in Act I of Hamlet?
Act I begins on the battlements of Elsinore Castle, where sentinels Bernardo, Francisco, and Marcellus—along with Hamlet's friend Horatio—have seen the ghost of the recently deceased King Hamlet twice. When the Ghost appears again, it remains silent. In Scene ii, the Danish court gathers as the new King Claudius announces his marriage to Gertrude, sends ambassadors to Norway, and allows Laertes to return to France. He and Gertrude encourage Prince Hamlet to stop mourning, but Hamlet's first soliloquy reveals his deep despair and disgust over his mother's quick remarriage. Horatio informs Hamlet about the Ghost, and Hamlet decides to meet it that night. Scene iii moves to Polonius's household, where Laertes advises Ophelia to be wary of Hamlet's feelings, and Polonius supports this warning. Later, on the battlements at midnight, the Ghost pulls Hamlet aside and reveals that Claudius killed him by pouring poison into his ear while he slept—demanding revenge but instructing Hamlet not to harm Gertrude. Shaken and electrified, Hamlet makes Horatio and Marcellus promise to keep this secret and announces that he might act as if he's mad.
Analysis
Shakespeare kicks off Act I by flipping authority on its head: the sentinels, the lowest in the social order, are the first to uncover the truth about Denmark's corruption, while the court below indulges in willful ignorance. The Ghost serves as both the driving force of the plot and a moral dilemma; its unclear nature (is it a spirit of health or a damned goblin?) plants the seeds of the epistemological anxiety that will paralyze Hamlet throughout the play.
Right from the start, we see a stark contrast between public and private voices. Claudius's opening speech is a brilliant mix of political rhetoric—blending grief and celebration in a single breath—showing how language can be manipulated to normalize the monstrous. Hamlet's aside and his later soliloquy ("O that this too too solid flesh") disrupt that rhetoric, moving from formal verse to a raw, almost prose-like anguish.
The motifs introduced here—disease, corruption, unnatural death, and the ear as a site of both poison and deception—recur throughout the play. The Ghost's method of murder (poison in the ear) literalizes the play's larger concern with tainted communication. The scene in Polonius's household offers some tonal relief but also reinforces the themes of surveillance and controlled speech: Ophelia is told what to hear and what to say, just as the court is instructed on what to believe.
Hamlet's choice to pretend to be mad marks a turning point in the act: it shifts him from a passive mourner to an active, albeit indirect, agent—and it complicates the audience's ability to read him clearly.
Key quotes from Act I
“O, that this too too solid flesh would melt, / Thaw, and resolve itself into a dew, / Or that the Everlasting had not fixed / His canon 'gainst self-slaughter.”
Hamlet's first soliloquy, delivered after the court exits in Scene ii, exposing his suicidal despair before he has any knowledge of the murder.
“Something is rotten in the state of Denmark.”
Marcellus speaks to Horatio after the Ghost beckons Hamlet away, crystallising the play's central motif of political and moral decay.
“The serpent that did sting thy father's life / Now wears his crown.”
The Ghost's revelation to Hamlet on the battlements, naming Claudius as murderer and setting the revenge plot in motion.
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Create an accountSign inVocabulary in Act I
- solid flesh
- The physical human body, seen here as heavy, earthly matter that traps the soul — Hamlet wishes it could simply dissolve away rather than continue existing in a corrupt world.
- resolve
- To dissolve or break down completely into something else — here, the body melting away into liquid, vanishing entirely rather than remaining solid.
- Everlasting
- A name for God, emphasizing His eternal existence — used here to refer to the divine authority whose law forbids suicide.
- canon
- A law or commandment, especially one issued by God or the Church — here, the divine prohibition against taking one's own life.
- self-slaughter
- The act of killing oneself; suicide — an archaic compound word used to name the act that God's law forbids.
- serpent
- A snake — used here as a metaphor for a treacherous murderer, echoing the biblical image of the serpent as a symbol of deceit and evil.
- sting
- To kill by injecting venom — here used figuratively for the act of poisoning King Hamlet, as though the murderer were a venomous snake.