Peace International relations 11 War 11 Foreign relations 8 History 7 Security, International 5 Democracy 4 more ... Research 4 Societies, etc 4 World politics 4 Conflict management 3 Disarmament 3 Nonviolence 3 Nuclear arms control 3 Paix 3 Peace movements 3 Study and teaching 3 Christianity and international relations 2 International cooperation 2 International organization 2 Nuclear disarmament 2 Nuclear warfare 2 Pacifists 2 Social justice 2 Women and peace 2 World War, 1939-1945 2 15.50 general world history; history of great parts of the world, peoples, civilizations: general 1 89.76 polemology 1 Antinuclear movement 1 Arbitration (International law) 1 less ...