| Answer | Crossword Clue |
|---|---|
| FROMTHEHALLSOFMONTEZUMA | First line of a military song. |
| tripwires | A comparatively weak military force employed as a first line of defense, engagement with which will trigger the intervention of strong forces |
| SUMERISICUMENIN | First line of the "Cuckoo Song." |
| ALOUETTE | Song whose title is repeated before and after "gentille" in its first line |
| FITZGERALD | Vocalist known for the 1944 song whose title (and first line) appears in the shaded squares |
| salients | An outward bulge in a line of military attack or defense |
| gaps | a break in a barrier (as a wall, hedge, or line of military defense) |
