- Lord Dufferin served as the Viceroy of India from 1884 to 1888. - The first session of the INC was held in Bombay from December 28-31, 1885. - It was attended by 72 delegates. - A.O. Hume, a retired British civil servant, played a key role in the formation of the INC. - W.C. Bonnerjee presided over the first session.