A 100 year celebration is called a centennial celebration.
Centennial
100 anniversary.
anniversary
A three-hundred-year celebration is called a tricentennial.
The Church does not stipulate a color for anniversaries.
An 150 year celebration is called a Sesquicentennial celebration
there celebration call the corn dance
a century
60 year celebration
Thanksgiving
It is called a "centennial celebration"
55th wedding celebration is Emerald.