Q. 'Vimukti Diwas' is observed annually on which day in India to mark the repeal of the Criminal Tribes Act, 1871?
Answer: 31 August
Notes: Vimukti Diwas (Liberation Day) is celebrated annually on August 31 across India. This day marks the historic repeal of the colonial-era Criminal Tribes Act of 1871, which occurred on August 31, 1952, under the Government of India. The day symbolizes their liberation from systemic legal criminalization, although these communities still face administrative profiling and social stigma.