The Inspector: Symbolizes social justice, moral awakening, and the voice of Priestley’s socialist ideals. He acts as the conscience of the Birling family.
How does Eva smith become a symbol
Eva Smith: A symbol for the working class, especially women, who are exploited and oppressed by the capitalist system.
how does the ending become a symbol
The Ending (phone call): The final twist (a real inspector is on his way) serves as a reminder that avoiding responsibility has consequences. It's a critique of those who think they can escape moral judgment.