bicentennial
50-200
Tin/aliminium
A 300 year anniversary is called a tercentenary. A 400 year anniversary is called a quatercentenary. (be careful with the spelling of this one!)
anniversary
Candy or Iron
The 10th wedding anniversary is traditionally celebrated with gifts of tin or aluminum
Our bicentennial, or 200 year anniversary (We officially became a country in 1776).
A three-hundred-year celebration is called a tricentennial.
this was the bicenttenial year. 200 year anniversary of the declaration of independance was signed. they printed a bicenttenial quarter.
A hundred year anniversary is called a centennial or a centenary.
It won't take place for a while. Utah was a territory in 1848 but it didn't become a state until 1896. Thus, it will not celebrate a bicentennial (200 year anniversary) till the year 2096.
100 anniversary.