Terrorism Terrorism -- 6 Prevention 4 Prevention -- 3 Government policy -- 2 Hijacking of aircraft 2 Hijacking of aircraft -- 2 more ... International law 2 Security measures 2 Achille Lauro Hijacking Incident -- 1 Aeronautics, Commercial -- 1 Airports -- 1 Child terrorists 1 Civil defense 1 Disaster relief 1 Drug traffic 1 Embassy buildings -- 1 Extradition 1 Foreign relations -- 1 Government policy 1 Human rights 1 Index 1 International cooperation 1 International offenses 1 International offenses -- 1 Iraq-Kuwait Crisis, 1990 1 Islam 1 Persian Gulf War, 1991 1 Political persecution 1 Politics and government -- 1 less ...