India observed Rashtriya Hindi Diwas on September 14, 2025, commemorating the Constituent Assembly's 1949 adoption of Hindi in Devanagari script as the Union's official language. The theme for 2025 was 'Hindi: A Global Voice of Unity and Cultural Pride'. Government offices, schools, and cultural institutions across the country held debates, essay competitions, and poetry events. Awards were presented to individuals who made outstanding contributions to Hindi language promotion.