Terrorism Terrorism -- Prevention 31 Prevention -- 14 History 7 Forecasting 6 Government policy -- 5 more ... Weapons of mass destruction 5 International cooperation 4 Radicalism 4 Terrorists -- 4 Fanaticism 3 Foreign relations 3 Government policy 3 Religious aspects 3 Security, International 3 Social conflict 3 Islam 2 Israel-Arab conflicts 2 Jewish-Arab relations -- 2 National security -- 2 Nationalism 2 Prevention. -- 2 Psychological aspects 2 Religious aspects -- 2 Transnational crime 2 War on terrorism, 2001- 2 Biography -- 1 Business -- 1 Child terrorists 1 less ...