How was the theme of the American dream symbolied in A Streetcar Named Desire?

In "A Streetcar Named Desire," the theme of the American Dream is symbolized through the contrasting lives of Blanche DuBois and Stanley Kowalski. Blanche represents the fading ideals of the Old South and the pursuit of refinement and gentility, which ultimately leads to her downfall. In contrast, Stanley embodies the raw, unrefined ambition of the new America, emphasizing materialism and survival over romanticism. Their clash illustrates the disillusionment with the American Dream, showcasing how it can lead to both aspiration and despair.