backread

verb /ˈbæk.riːd,ˈbæk.rɛd/

a) To catch up on an ongoing conversation, by reading previous portions one was not present for.

Thereafter, Freud was obliged not only to expand but to backread that expansion into all that came before.

b) To interpret what one has read previously in the light of later experience or knowledge

What must be recognized is the nature of the source material in which one sees a theological/ideological backreading of history.