0 to say officially that political or military information is no longer secret:
Many government documents are declassified after 50 years.
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.
A tempting idea is to downgrade or declassify information in the presence of certain permissions.
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.
Portions of this study have been declassified for this study.
Some of their works were published before relevant archival materials had been declassified; others adopted a less chronologically focused tack or concentrated on other issues.
In a 1969 study (classified in 1970 and declassified in 2007), the idea to use chemical high explosives for the pumping of megajoule lasers was explored.
