0 officially stated to no longer be secret:
They cited testimony from a declassified Canadian intelligence report.
They were thwarted in part by a US intelligence campaign, the declassified files reveal.
The book was written by a professional historian who has pored over volumes of recently declassified information.
a declassified account of the development of the hydrogen bomb
These cases are useful for evaluating the argument advanced here because many relevant documents have been declassified recently.
Barker bases her discussion on a rich assortment of ethno-historical data that include extensive interviews, fieldwork, and recently declassified documents.
At times, even if a document is declassified, entire paragraphs and lines are not accessible to the researcher for the same reason.
In the appendix, the recently declassified work is reproduced in its entirety.