From Infogalactic: the planetary knowledge core
Ruby jubilees in recent history
- Queen Elizabeth II of the United Kingdom celebrated her Ruby Jubilee on 6 February 1992.
- Queen Margrethe II of Denmark celebrated her Ruby Jubilee on 14 January 2012.
- King Carl XVI Gustaf of Sweden celebrated his Ruby Jubilee on 15 September 2013.
- Jubilee (disambiguation)
- Silver jubilee
- Diamond jubilee
- Golden jubilee
- Platinum jubilee
- Wedding anniversary#Celebration and gifts
- Anniversary Stones
- Queen marks Ruby Jubilee
- Queen Margrethe celebrates 40 years on Danish throne
- "Queen Margrethe II of Denmark marks 40 years on the throne". BBC News. Denmark. 12 January 2012.<templatestyles src="Module:Citation/CS1/styles.css"></templatestyles>