Related Clues:
- Belg.-based peacekeepers
- Treaty gp. since 1948
- Grp. that includes Canada and Colombia
- 35-nation grp. founded in 1948
- Vigilante group
- Treaty gp. formed in Bogotá
- Euro watchdog
- Celeb's people
- Peacekeeping org. since 1949
- Spain joined it in 1982
- Treaty org. since 1948
- Grp. formed in Bogotá in 1948
- ___ in 'Oscar'
- Org. since 1949
- Citizen arresters