International Days October 31 2025 (United Nations)

The following is an overview of the days and the corresponding celebration declared by the United Nations that apply to Friday, 2025-10-31:

• World Cities Day:

  As part of an effort to raise awareness about the importance of the wide participation of all relevant stakeholders, including local authorities, in the promotion of sustainable urbanization, settlements and societies, the United Nations General Assembly decided to designate 31 October, beginning in 2014, as World Cities Day.
  • Official note
  • A/RES/68/238