Narcissus exposed their mock marriage and the plot to kill Claudius.

I'm much clearer now about the struggle he has with himself about not being able to kill Claudius.

It is the perfect opportunity to avenge his father and kill Claudius.

Hamlet doesn't need to kill Claudius, Ethan insisted, once he's made the man face his own guilt.

He does not plan to kill Claudius, but kills him in an act of rage.

Hamlet doesn't kill Claudius when he can.

At one point, Hamlet is resolved to kill Claudius: in the next scene, he is suddenly tame.

Scholars have proposed numerous theories as to why he waits so long to kill Claudius.

Hamlet's speech in act three, where he chooses not to kill Claudius in the midst of prayer, has taken a central spot in this debate.

He is interrupted by the ghost, who reminds him that he has sworn to kill Claudius and leave his mother in peace.