Opacity is Transparency

Who controls the past, controls the future: who controls the present, controls the past. [George Orwell, 1984]

Secret Agreement Reveals Covert Program to Hide Reclassification from Public
[Via Think Progress.]

And a parting shot, again from Orwell, again from 1984:

If the Party could thrust its hand into the past and say this or that event, it never happened—that, surely, was more terrifying than mere torture and death.