25th anniversary: Students Eric Harris and Dylan Klebold carried out a massacre at Columbine High...
History · Anniversaries · Sat, April 20, 2024
1999: Students Eric Harris and Dylan Klebold carried out a massacre at Columbine High School, killing 13 people before committing suicide.
Also on Apr 20, 2024
| Date | Event | When |
|---|---|---|
| Sat, Apr 20, 2024 | First Day of Ridvan | 2 yr ago |
Source, method and history
- Source
- Wikipedia
- How we know
- Wikipedia "On this day" selected anniversary, 25 years (1999 to 2024).
- Recurs
- annual
- Feed
- Subscribe to Anniversaries
- Changes
- None recorded.
Sources: official schedules and published calendars, linked on every event; computed dates name their rule. Refreshed nightly.