Desdemona the mouth of the lady) that European women are unwise to marry the temperamental males of other nations. While Shakespeare followed Cinthio's tale very closely in composing "Othello", he deviated significantly in some details. He invented Desdemona's father, Brabantio, and her dissolute Venetian admirer, Roderigo. He invented the entire first act in which Iago arouses Brabantio's prejudices against Othello, and Desdemona defends her choice of husband before the King. Shakespeare considerably expanded the role of Cinthio's ensign's wife. In Cinthio, she is simply Disdemona's companion but in Shakespeare she becomes Desdemona's attendant and confidante. In Cinthio, the ensign filches Disdemona's
Desdemona after Othello violently asks to see it. Desdemona is confused over her husband's behaviour, which culminates in his striking her in public and calling her a whore. Desdemona is deeply upset by her husband's attacks but continues to assert her love. In the final act, Othello tells her that he knows she has been unfaithful, and is going to kill her. Despite Desdemona's claims of innocence, Othello refuses to believe her, and when he tells her that Cassio has been killed, Desdemona cries out. Othello becomes enraged and strangles Desdemona, ignoring her pleas for mercy. When her maid Emilia rushes