Terrorism -- Terrorists -- Psychological aspects 9 Psychology 9 Prevention 8 Islam 6 Religious aspects -- 6 more ... Prevention. -- 5 Terrorism 4 Government policy -- 3 Jihad 3 National security -- 3 Prevention -- 3 Islamic fundamentalism 2 Political aspects 2 Athletes -- 1 Biography -- 1 Biological warfare -- 1 Case studies 1 Case studies. -- 1 Chemical warfare -- 1 Civil rights -- 1 Combatants and noncombatants (International Law) 1 Communism -- 1 Computer network resources 1 Counterinsurgency -- 1 Detention of persons -- 1 Executive power -- 1 Foreign relations -- 1 History 1 less ...