February 15, 2026, features various festivals and observances celebrated worldwide. Notable public holidays include Liberation Day in Afghanistan, commemorating the end of the Soviet withdrawal, and National Day in Serbia, which marks the First Serbian Uprising and the adoption of the first Serbian Constitution. Religious observances include Candlemas in the Eastern Orthodox Church and Parinirvana Day, celebrated by Mahāyāna Buddhists. Additionally, International Childhood Cancer Day and International Angelman Day are observed to promote awareness of childhood cancer and a rare genetic disorder, respectively. Various cultural events take place, such as the Takeuchi Festival in Rokugo, Japan, and multiple carnivals across Europe, including the Carnival of Maastricht in the Netherlands and the Carnival of Aalst in Belgium. In the USA, National School Resource Officer Appreciation Day honors law enforcement officers in schools, while Susan B. Anthony Day commemorates the birth of the women's suffrage leader.