How did the Duke and Duches differ in Robert Brownings your Last Dutches?

In Robert Browning's "My Last Duchess," the Duke is a powerful and controlling figure who reveals his authoritarian nature through his monologue, showcasing his jealousy and possessiveness over his late wife. In contrast, the Duchess is portrayed as a lively and free-spirited woman, whose kindness and flirtatiousness ultimately provoke the Duke's ire. The Duke's cold, calculating demeanor starkly contrasts with the Duchess's warm, vivacious personality, underscoring themes of power and the objectification of women in relationships. This dynamic highlights the Duke's desire to dominate and silence the Duchess, leading to tragic consequences.