Terrorists -- Terrorism -- 15 Psychology 8 Psychological aspects 7 Prevention 6 Terrorism 4 Jihad 3 more ... Prevention. -- 3 Detention of persons -- 2 Executive power -- 2 Legal status, laws, etc -- 2 Politics and government -- 2 War and emergency powers -- 2 War on Terrorism, 2001-2009 2 Athletes -- 1 Biological warfare -- 1 Case studies 1 Case studies. -- 1 Chemical warfare -- 1 Civil rights -- 1 Combatants and noncombatants (International Law) 1 Communism -- 1 Counterinsurgency -- 1 Government policy -- 1 History 1 History. -- 1 Identification. -- 1 Islam 1 Islam and politics 1 Islamic fundamentalism 1 less ...