International Days September 21 2025 (United Nations)

The following is an overview of the days and the corresponding celebration declared by the United Nations that apply to Sunday, 2025-09-21:

• International Day of Peace:

  Established in 2001 by resolution 55/282 of the General Assembly of the United Nations, the International Day of Peace aims to strengthen the attachment and the ideals of peace in all nations and peoples of the world by all means affordable.
  • Official note
  • Resolution A/RES/55/282
  • Resolution A/RES/36/67