How is To Kill a Mockingbird political? What parts of the book are political?

is political in that it presents us with a picture of a rigidly
hierarchical society. As well as the deep racial prejudices that exist in Maycomb, there's also
a good deal of class prejudice. Aunt Alexandra's rampant snobbery reflects the general belief
that some people in town are inherently bad simply by virtue of their ancestry. The Ewell clan,
the disgrace of the town, have always been badso the theory goesand (what's more) always will
be. They are nothing but down and dirty "white trash," the lowest of the low in white
society.

At the same time, it's possible to be poor and respectable in
Maycomb. This dubious honor is afforded to the Cunninghams who, despite not having two cents to
rub together, do at least pay their way in the world, even if it's with green turnips. And
that's certainly more than can be said of the Ewells.

At the other end of
the social scale, you have the case of Dolphus Raymond who chooses to spend most of his free
time with African...