How can the included sentence be edited for better wording and expression? "1984 and "The Matrix" were created to challenge the propaganda and...

The original
sentence is this: 

" and "The Matrix"
were created to challenge
the propaganda and control hidden beneath the set of values and ethics
that
are centred towards their respective zeitgeists."

My first
action
would be to consider what the main claim is in the sentence.  The
claim concerns two piece of
art; the book 1984  and
the...