State Courier Service Day is observed in Ukraine every December 25, commemorating the anniversary of the establishment of the State Courier Service within the State Service of Special Communications and Information Protection of Ukraine. This professional holiday was created to highlight the importance of the service and honor couriers who have distinguished themselves in their roles. The State Courier Service, which was founded on December 25, 1999, is responsible for delivering sensitive correspondence, including state secrets, to various government entities, including the President of Ukraine and military authorities. The service is comprised of armed military personnel who ensure the secure delivery of important documents, emphasizing the critical nature of their work. The day serves to recognize the dedication and significance of state couriers in maintaining national security.