New York was the first U.S. state to make Decoration Day an official state holiday, doing so in 1873.
Decoration Day developed after the American Civil War as communities decorated the graves of soldiers who had died in the conflict. New York’s early legal recognition helped establish the observance within an official state calendar.
The tradition spread through veterans’ organizations, local governments, churches, cemeteries, and families. Although Decoration Day initially focused heavily on Civil War dead, the observance gradually expanded to honor Americans who died in later wars.
The term Memorial Day became more common during the 20th century. Federal legislation eventually standardized the holiday’s Monday observance, but state-level recognition had begun decades earlier.