Nundina › Discover calendars › International Awareness Days calendar › International Day of Solidarity with Detained and Missing Staff MembersInternational Day of Solidarity with Detained and Missing Staff Members25 March 2027International Day of Solidarity with Detained and Missing Staff Members. United Nations international observance.International Awareness Days calendarMore from this calendar

24 October 2026 - World Development Information Day

27 October 2026 - World Day for Audiovisual Heritage

27 October 2026 - International Day of Care and Support

29 October 2026 - World Cities Day