Subject
Terrorism
National security
10
Intelligence service
8
Cyberterrorism
6
Nuclear weapons
6
Russia (Federation) Military policy
6
Nuclear nonproliferation
4
Terrorism Prevention
4
Islamic fundamentalism
3
China Military policy
2
Jihad
2
Terrorism Religious aspects Islam
2
Terrorism Risk assessment
2
United States Armed Forces Operational readiness
2
United States Defenses
2
Asia, Central Relations
1
Caucasus, Northern (Russia)
1
Caucasus, Northern (Russia) Politics and government
1
Chechni{u0361}a (Russia) History
1
Counterinsurgency
1
Insurgency
1
Military assistance, American
1
Nuclear arms control
1
Russia (Federation) Relations
1
Ukraine Foreign relations
1
United States Foreign relations
1