| Answer | Crossword Clue |
|---|---|
| AEF | W.W. I military grp. |
| AEF | W.W.I grp. |
| AEF | W.W. I grp. |
| AEF | Gen. Pershing's grp. in W.W. I |
| RAF | W.W. II grp. |
| RAF | W.W.II grp. |
| WAF | Post-W.W. II grp. |
| OSS | W.W. II spy grp. |
| WAAC | Female W.W. II grp. |
| RAF | Heroic W.W. II grp. |
| OSS | Covert W.W. II grp. |
| WAAC | W.W. II females' service grp. |
| OSS | Hush-hush W.W. II grp. |
| RAF | Grp. conducting raids in W.W. II |
