Terrorism -- Prevention -- 13 National security -- 7 Congresses 6 Congresses -- 6 Fiction 5 Politics and government 4 more ... Terrorism 3 Government policy 2 History 2 Prevention 2 Violence -- 2 Addresses, essays, lectures 1 African American police -- 1 Alien labor 1 Apostacy 1 Attempted assassination -- 1 Bombings -- 1 Business -- 1 Coruption -- 1 Crisis management 1 Cross, Alex (Fictitious character) -- 1 Defenses -- 1 Dual nationality 1 Emergency management -- 1 Fiction -- 1 Forest policy 1 Government policy -- 1 Guerrilla warfare 1 Hostages 1 less ...