| Clue | Source | Date |
|---|---|---|
| 1960s Secretary of Defense Robert | Wall Street Journal | 09 May 2023 |
| “The Fog of War” subject | Wall Street Journal | 02 Nov 2019 |
| 1961-68 defense secretary Robert | Premier Sunday | 20 Jan 2019 |
| "The Fog of War" subject | ||
| 1960s defense secretary | Wall Street Journal | 12 May 2018 |
| 1960s defense secretary | ||
| '60s defense secretary | ||
| '60s defense secretary | ||
| '60s Defense secretary | ||
| '60s Defense secretary | ||
| Vietnam-era defense secretary | ||
| '60s defense secretary | ||
| Secretary of Defense, 1961-68 | ||
| 60's Defense Secretary | ||
| J.F.K.'s Defense Sec. | ||
| Cabinet member. | ||
| Noted name in Washington. | ||
| Secretary of Defense. |