sapphire.
Thirty years.
A Golden Wedding Anniversary is 50 years.
The diamond anniversary which is 100 years is celebrated because it is such a huge milestone and such a major accomplishment. There are typically large parties to mark the event.
I want to mark your anniversary on my calendar.
The cast of Mark Russell 20th Anniversary Special - 1999 includes: Mark Russell as himself
jubilee
It was their 75th Anniversary. They were founded in 1933 by Art Rooney.
On April 20, 2099.
To mark the 50th anniversary of some thing
on his wedding day
On September 11, 2101.
The current Governor Mark Parkinson who took office in 2009 is the 45th state governor