Subject
Terrorism Risk assessment
54
Terrorism Prevention
32
National security
28
Rules and practice
11
Islamic fundamentalism
9
Intelligence service
8
Terrorism Prevention Planning
8
Terrorism Forecasting
7
Terrorism Religious aspects Islam
7
Terrorists
6
Evaluation
4
Jihad
4
Assassination
3
Transportation Security measures
3
Border security
2
Border security Planning
2
Hiding places
2
Leaks (Disclosure of information)
2
Mumbai Terrorist Attacks, Mumbai, India, 2008
2
Narco-terrorism
2
National security Planning
2
Political stability
2
Terrorism
2
Terrorism Government policy
2
Terrorism Political aspects
2
Terrorism Prevention Government policy
2
Terrorists Recruiting
2
Yemen (Republic) Politics and government
2
Cyberterrorism Risk assessment
1
Domestic terrorism Risk assessment
1
Firearms Markings
1
Infrastructure (Economics) Security measures
1
National security Forecasting
1
Railroads Security measures
1
Risk management
1
State-sponsored terrorism
1
Terrorist safe havens
1
Terrorists Identification
1
Terrorists Travel Prevention
1
Transportation Effect of terrorism on
1
Uninhabited combat aerial vehicles Risk assessment
1
United States Military policy
1