Thanks for the B92 link Neil.
here are some historical articles, for idiots like me who have no context other than my own experience of history (in the US) that might be interested.

http://www.fair.org/articles/memory-hole.html
http://members.tripod.com/~sarant_2/ksm.html
http://www.globalpolicy.org/security/issues/ksvindx.htm