Thesis: The major themes of The Grapes of Wrath emphasize the importance of social unity and kinship, illustrates how capitalism produces great social and economical oppression during the American Great Depression, and characterizes human dignity and spirit in the face of desperation.

I. In The Grapes of Wrath , John Steinbeck maintains a theme that stresses the importance of social unity and kinship.II. The Grapes of Wrath illustrates how capitalism produces great social and economical oppression during the American Great Depression.III.

Human dignity and spirit when faced with desperation, is a central theme in the novel, The Grapes of Wrath.
Bibliography: