| Clue | Source | Date |
|---|---|---|
| Noted antigun demonstration on the National Mall | New York Times | 25 Nov 2023 |
| National gun control rally on May 14, 2000 | USA Today | 31 May 2021 |
| Washington rally of 5/14/00 | ||
| National anti-gun violence network | ||
| National anti-gun violence network | ||
| Event of May 14, 2000 |