Related Clues:
- Post-W.W. II alliance
- U.S. alliance
- Americas' Org
- Western treaty gp
- Western defense grp
- W. Hemisphere grp
- Peace grp. since 1948
- Treaty gp. that admitted Belize in 1991
- Western treaty grp
- Alliance since '48
- 35-nation gp
- Mex. and Uru. are in it
- ___ in "Oscar"
- Org. founded in 1948 in Bogota
- Treaty grp. since 1948