What Is The Main Theme Of The Grapes Of Wrath?

What Is The Main Theme Of The Grapes Of Wrath? The main themes in The Grapes of Wrath are family, community, perseverance, and religion.. Family and community: The Joad family begins their journey as a closely-knit unit. What does The Grapes of Wrath symbolize? For Steinbeck, the “grapes of wrath” represent the growing anger within