In "the american dream" the speaker’s argument that americans must come together as equals is supported by the fear that the american dream will end. the belief that people have a right to equality. the demand that americans change their ways. the suggestion that people become more religious.

The answer is:

the belief that people have a right to equality.

The set of ideas that the american dream involves are freedom, democracy, righst, and equality, the american dream promises a land where we are all equals in opportunities and possibilities to grow as much as you are willing to work for it.

it the climax in the poem