Related Clues:
- Western alliance: Abbr.
- Its members include Canada and Luxembourg
- Org. that evolved from the Pan American Union
- Butch and Sundance chasers
- Pact acronym
- Defense grp. that includes the U.S.
- Brussels-based defense organization
- 74-Across force
- Western chasers
- Defense org. since '49
- Org. that includes Mexico
- Partnership for Peace org.
- NATO kin
- Wild West peacekeepers
- Org. created in 1949