День Победы, celebrated on May 9th, marks the victory of the Soviet Union over Nazi Germany in World War II. This day commemorates the signing of the surrender in 1945, which ended the war in Europe. It is a significant holiday in Russia and other former Soviet states, honoring the sacrifices made by soldiers and civilians during the conflict. The celebration includes various events such as military parades, fireworks, and memorial services. People often lay flowers at the graves of fallen soldiers and participate in the Immortal Regiment march, where they carry portraits of their relatives who fought in the war.