Official
Day of Remembrance for all Victims of Chemical Warfare
A United Nations international observance marked on April 29.
Date April 29, 2026
Source United Nations
Day of Remembrance for all Victims of Chemical Warfare dates
Frequently Asked Questions
Day of Remembrance for all Victims of Chemical Warfare is listed as an official or source-backed observance in the current seed data.
The current source label for this entry is United Nations.