"Hamlet" by William Shakespeare is a tragedy set in Denmark, following Prince Hamlet as he seeks revenge for his father's murder by his uncle, Claudius. The play explores themes of revenge, madness, the complexity of action, and the corrupting influence of power. Central characters include the introspective Hamlet, the conflicted Queen Gertrude, the ambitious Claudius, the tragic Ophelia, and the decisive Laertes. "Hamlet" remains a cornerstone of Western literature, known for its rich language, profound philosophical questions, and lasting impact on culture and art.