Q. On which of the following days Purna Swaraj Day was observed?
Answer: 26th January, 1930
Notes: The Purna Swaraj declaration, or Declaration of the Independence of India was promulgated by the Indian National Congress on January 26, 1930, resolving the Congress and Indian nationalists to fight for Purna Swaraj, or complete self-rule independent of the British Empire.
It was later to be celebrated as independent India's Republic Day—called for “complete freedom from the British”.