50th anniversary: Based on the results of a referendum held about one month earlier, the Kingdom...
History · Anniversaries · Fri, May 16, 2025
1975: Based on the results of a referendum held about one month earlier, the Kingdom of Sikkim (flag pictured) abolished its monarchy and was annexed to become the 22nd state of India.
Also on May 16, 2025
| Date | Event | When |
|---|---|---|
| Fri, May 16, 2025 | 100th anniversary: The first modern performance of Claudio Monteverdi's opera Il ritorno d'Ulisse... | 16 mo ago |
| Fri, May 16, 2025 | 50th anniversary: Japanese climber Junko Tabei (pictured) became the first woman to reach the... | 16 mo ago |
Source, method and history
- Source
- Wikipedia
- How we know
- Wikipedia "On this day" selected anniversary, 50 years (1975 to 2025).
- 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.