Why India's constitution implented on 26 Jan 1950 instead of 26 nov 1949?

India's Constitution was adopted on November 26, 1949, but it came into effect on January 26, 1950, to mark the day as a significant historical event. January 26 was chosen to commemorate the declaration of Purna Swaraj (complete independence) made in 1930. This two-month gap allowed for the necessary preparations for the formal implementation of the Constitution and the establishment of a democratic framework. Thus, January 26 became a symbol of India's sovereignty and democratic ideals.