Title: Ot Khelʹsinki do Budapeshta
Subjects: Conference on Security and Cooperation in Europe (1972 : Helsinki, Finland), National security, Organization for Security and Co-operation in Europe, International Security, Sources, History, Conference on Security and Cooperation in Europe (Organization) (Helsinki, Finland : 1972), Conference on Security and Cooperation in Europe (Organization)
Places: Europe
Time periods: 20th century