Foreign relations -- 60 Politics and government -- 24 Economic conditions -- 10 History 9 History -- 9 Economic policy -- 8 Foreign relations 8 more ... Military policy 8 Perestroika 8 Politics and government 8 World politics -- 8 Cold War 5 Military relations -- 5 Social conditions -- 5 Communism -- 4 Congresses -- 4 Detente 4 Biography -- 3 Disarmament 3 Glasnost 3 Heads of state -- 3 Nuclear arms control -- 3 Armed Forces 2 Biography 2 Congresses 2 Defenses 2 Economic conditions 2 International relations 2 National security -- 2 Nuclear warfare 2 less ...