International relations World politics 111 Foreign relations 51 Philosophy 37 Research 33 Security, International 27 War 22 History 17 International economic relations 17 Politics and government 16 Balance of power 15 Conflict management 15 Diplomacy 14 National security 13 Forecasting 12 Moral and ethical aspects 11 War (International law) 11 Congresses 10 Globalization 10 Terrorism 10 International law 9 Peace 9 Addresses, essays, lectures 8 International organization 8 Realism 8 Case studies 7 International cooperation 7 Political aspects 7 Psychological aspects 7 State, The 7