I guess, I have a rhethoric

question. A few days ago I saw an old white lady getting in her white minivan at a fancy-shmancy Walmart, very affluent neighbourhood. Minivan was covered by patriotic stickers and magnets like "Support our troops", eagles and flags of the US of A. As she drove off, in her back window I saw a bumper sticker plastered, just  like  this one:

Is there a contradiction here? How is it possible to blend someone's views in such a way?