Clue: 28-nation defense grp.

Answer: NATO

Length: 4

---

Similar Clues:

• National-defense arms (NAVIES with 6 letters)
• Multi-nation defense gp. (NATO with 4 letters)
• European nation troubles late Defense Secretary (SPAINPAINSASPIN with 15 letters)
• It was established by the National Defense Act of 1916 (abbr.) (ROTC with 4 letters)
• Home to Haleakala National Park (MAUI with 4 letters)
• Nation south of Sardinia (TUNISIA with 7 letters)
• "___ nation under God . . . " (ONE with 3 letters)
• Western South American nation (CHILE with 5 letters)
• Nationality: Suffix (ESE with 3 letters)
• Start of a national anthem (OSAY with 4 letters)