Vijay Diwas in India: Vijay Diwas on December 16, 2021, marks the 50th-anniversary celebrations of India’s glorified victory over Pakistan in the 1971 Bangladesh Liberation war. India on Vijay Diwas 2021 pays homage to the soldiers who fought bravely during the war which ultimately helped the Indian Armed Forces in establishing their prowess.
source https://www.jagranjosh.com/current-affairs/vijay-diwas-2021-history-significance-5-things-to-know-about-1971-indo-pak-war-1639627857-1