World politics 700 Foreign relations 138 International relations 129 Military policy 70 History 61 National security 44 Security, International 41 Terrorism 38 War 36 Politics and government 35 Cold War 33 Islam and world politics 29 United States 29 Forecasting 22 Strategy 22 Islam 19 World Politics 19 Armed Forces 18 International economic relations 16 Military art and science 16 Defenses 15 Geopolitics 15 Military history, Modern 14 War on terrorism, 2001- 14 21st century 13 Balance of power 13 Periodicals 13 September 11 Terrorist Attacks, 2001 13 Globalization 12 Nuclear weapons 12