| Terrorism -- Prevention -- Government policy -- United States -- History -- 20th century. Matches 2 items |
| Terrorism -- Prevention -- History -- 20th century. Matches 2 items |
| Terrorism -- Prevention -- International cooperation. Matches 2 items |
| Terrorism -- Prevention -- Law and legislation. Matches 2 items |
| Terrorism -- Prevention -- Law and legislation -- United States. Matches 5 items |
| Terrorism -- Prevention -- Moral and ethical aspects. Matches 2 items |
| Terrorism -- Prevention -- Nigeria. Matches 1 item |
| Terrorism -- Prevention -- Political aspects. Matches 1 item |
| Terrorism -- Prevention -- Russia (Federation) -- Caucasus, Northern. Matches 1 item |
| Terrorism -- Prevention -- Russia (Federation) -- Chechnia. Matches 1 item |