Related Clues:
- 30-country alliance
- Grp. spelled using its own alphabet at the starts of 19-, 29-, 43- and 50-Across
- Group of countries taking part in a tournament
- 30-country military grp
- Postwar mil. alliance
- N. Macedonia is its newest member
- Grp. with a phonetic alphabet
- Grp. for Canada and Chile
- Transoceanic alliance, briefly
- Grp. with peacekeeping operations
- What might be called a ''pactronym''
- ___ alphabet (alfa, bravo, etc.)
- Military alliance, created 1949
- Jens Stoltenberg's mil. alliance
- __ alphabet