Terrorists Terrorism 236 Prevention 73 Religious aspects 60 Islam 58 Terroristes 49 Psychology 47 more ... Terrorisme 35 History 31 Jihad 30 Government policy 27 War on Terrorism, 2001-2009 24 Legal status, laws, etc 23 Psychological aspects 22 Islamic fundamentalism 20 Politics and government 17 Prisoners of war 17 Recruiting 17 Intelligence officers 16 Radicalism 16 Detention of persons 15 September 11 Terrorist Attacks, 2001 15 Terroristas 14 Kidnapping 12 Political violence 12 Video recordings for the hearing impaired 12 Assassins 11 Nihilism 11 Social life and customs 11 Terrorismus 11 less ...