Related Clues:
- Defense grp. that includes the U.S.
- Brussels-based defense organization
- Defense org. since '49
- Org. that includes Mexico
- Partnership for Peace org.
- NATO kin
- Org. created in 1949
- Grp. conducting Operation Deny Flight
- A. Haig once headed it
- Western treaty org.
- Pan-Am. Union successor
- America's org.
- Intl. alliance since 1949
- Grp. founded in Bogota in 1948
- Group west of the Atlantic: Abbr.