[1] This caused a number of problems for GIS and navigation software makers, and many foreign tourists relied on war time maps prepared by the Germans (e.g. Caucasus area).
[2] Levels of secrecy of documents in the USSR, and still in Russian Federation, from maximum to minimum are: Limited access (potentially sensitive), but unclassified information ДСП do not belong to the state secret.
In exceptional cases this period may be extended at the conclusion of the interdepartmental commission on protecting state secrets.
Persons admitted to the degree of information "Top Secret" or "special importance", may be limited in their constitutional rights.
List of positions, the substitution of which persons are admitted to the state secret, approved by Decree of the President of the Russian Federation on January 15, 2010 No.