When Is A Secret A National Treasure?

[et]

The only one I can think of is "secret ballot".

But seriously, we have run up against our own ogvernment telling us we aren't able to handle the truth lots of times this past decade, and here is continued evidence that it is a much older story.

Note in this story: the evidence that appeared was not confirmed or even acknowledged until 2007:

http://rawstory.com/2009/10/ny-times-is-the-cia-still-hiding-jfk-assassination-secrets/