Under whose presidency was the Lahore Session of the Indian National Congress held in the year 1929 wherein a resolution was adopted to gain complete independence from the British?

1. The question asks about the President of the Lahore Session of the Indian National Congress (INC) held in 1929. 2. The Lahore Session of the INC in December 1929 is historically significant. 3. This session was presided over by Jawaharlal Nehru. 4. It was during this session that the resolution for 'Poorna Swaraj' or complete independence from the British was adopted, and 26th January 1930 was declared as 'Independence Day'. 5. Bal Gangadhar Tilak had passed away in 1920. Gopal Krishna Gokhale passed away in 1915. Motilal Nehru presided over the Calcutta session in 1928.