Security, International War on terrorism, 2001- Foreign relations -- 3 Terrorism 2 Globalization 1 International relations 1 Iraq War, 2003- 1 more ... National security 1 Nuclear nonproliferation 1 Political stability 1 Political violence 1 Politics and government -- 1 September 11 Terrorist Attacks, 2001 1 Terrorism -- 1 Unilateral acts (International law) 1 Weapons of mass destruction 1 World politics -- 1 less ...