Islamic Republic Soldiers Appreciation Day, Mehr 4, was introduced into the official calendar in 1358, following the political and social changes of 1979 and the establishment of the Islamic Republic. The decision to designate this day was made to highlight the role of soldiers in the country's defense structure and to acknowledge the importance of compulsory military service in safeguarding national interests and borders. On this day, events are held to draw attention to the situation of soldiers and to raise public awareness about their responsibilities and the challenges they face. Media outlets, military institutions, and families use the occasion to discuss issues related to military service and to address the needs and conditions of soldiers. The observance provides an opportunity to express concerns and underline the significance of soldiers' roles in society. Since its introduction, ceremonies and meetings involving military officials and soldiers' families have taken place on this date. As part of the official calendar, the day serves as a platform for dialogue about policies related to compulsory service and for efforts to improve the welfare of soldiers. Islamic Republic Soldiers Appreciation Day continues to be recognized as a reminder of the importance of youth participation in national defense and their contribution to maintaining national security. According to Islamic Republic sources, this observance is registered and presented in the official calendar in this form and with these descriptions.