Brabantio’s plan backfires. the duke give othello a chance to speak.  Given a chance to speak for himself, Othello explains that he earnd her love, not by the things barbantio is accusing him of  but with the stories of his adventures in travel and war. The duke finds Othello’s explanation convincing, and Desdemona herself enters at this point to defend her choice in marriage and to tells to her father that her loyalty is now to her husband. Brabanzio is frustrated, but takes his leave and allows the senate meeting to resume. The duke says that Othello must go to Cyprus to help in the struggle between the Turks, who are headed for the island. Desdemona insists that she joins her husband on his trip, and preparations are made for them to depart that night.