| Answer | Crossword Clue |
|---|---|
| NATO | Western alliance since 1949 |
| NATO | Western alliance formed in 1949 |
| NATO | Alliance since 1949 |
| NATO | Defensive alliance since 1949. |
| NATO | Defensive alliance since 1949 |
| NATO | Defense alliance since 1949 |
| NATO | Alliance since 1949 (abbr.) |
| NATO | Intl. alliance since 1949 |
| NATO | Mil. alliance since 1949 |
| NATO | Transoceanic alliance since 1949 |
| NATO | Military alliance gp. since 1949 |
| OAS | Western alliance since '48 |
| OAS | Western alliance since 1948 |
| OAS | Western alliance since 1948 |
