"Othello" by William Shakespeare is a tragedy written around 1603. Set in Venice and Cyprus, the play follows Moorish military commander Othello as his trusted ensign Iago manipulates him into suspecting his wife Desdemona of infidelity. Through cunning deception and psychological manipulation, Iago exploits Othello's trust and plants seeds of jealousy that threaten to destroy everything. Widely considered one of Shakespeare's greatest works, this intense tragedy explores themes of trust, betrayal, and the devastating consequences of manipulation.