| Clue | Source | Date |
|---|---|---|
| Pope who initiated the First Crusade | New York Times | 28 May 2017 |
| Pope who initiated the First Crusade | ||
| Pope who initiated the First Crusade | LA Times Daily | 07 Mar 2015 |
| Pope who initiated the First Crusade | ||
| Pope who started the First Crusade | ||
| 11th-cen. pope. |