Breadcrumb Home / Resources / Videos / UN Secretary-General António Guterres' video message for Vesak, the Day of the Full Moon — 12 May 2025 Video UN Secretary-General António Guterres' video message for Vesak, the Day of the Full Moon — 12 May 2025 12 May 2025 Warm wishes to all observing Vesak day. Recognized by the UN, Vesak holds deep spiritual and cultural meaning for millions worldwide.