Related Clues:
- Group with hdqrs. in Belgium
- 'WarGames' setting
- 1949 defense org.
- "War Games" setting
- Cold war winner
- Gp. headquartered in Brussels
- Post-WWII alliance
- Brussels-based grp.
- Cheyenne Mountain org.
- Grp. with forces
- International alliance
- Eur. protector
- Jaap de Hoop Scheffer's org.
- Turkey is part of it
- Peacekeeping org.