A ruby jubilee marks a 40th anniversary.
Ruby jubilees in recent history
[edit]See also
[edit]- Hierarchy of precious substances
- List of longest-reigning monarchs
- List of current reigning monarchs by length of reign
- Wedding anniversary
References
[edit]- ^ "Spain Medal Homage Royal Family Crown 1925 Spanish Decoration - Dracomedals Medals-Orders Medals Orders Decorations". www.medals-orders.com. Archived from the original on 2016-10-30.
- ^ พระเจ้าอยู่หัวในพระบรมโกศ กษัตริย์พระองค์เดียวในโลกที่ได้รับการเฉลิมฉลอง [Platinum Jubilee].
- ^ "Queen marks Ruby Jubilee". Times Daily. Vol. 124, no. 154. June 3, 1993. p. 1.
- ^ 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.
- ^ "The King: 40 years as Sweden's Head of State - Sveriges Kungahus".