History Official secrets 15 Leaks (Disclosure of information) 4 Politics and government 4 Executive privilege (Government information) 3 Foreign relations 3 Government information 3 mere ... Social life and customs 3 Cold War 2 Military policy 2 National security 2 Paranoia 2 Political and social views 2 Political aspects 2 Political culture 2 Presidents 2 Revenge 2 Security classification (Government documents) 2 Transparency in government 2 World War, 1939-1945 2 Access control 1 Atomic bomb 1 Biological warfare 1 Biological weapons 1 Computer crimes 1 Conspiracies 1 Cuban Missile Crisis, 1962 1 Data mining in law enforcement 1 Defense information, Classified 1 Electronic surveillance 1 mindre ...