Lord Chelmsford served as Viceroy of India (1916-1921) when the Jallianwala Bagh massacre occurred on April 13, 1919, in Amritsar. The massacre was carried out by Brigadier-General Reginald Dyer under Chelmsford's administration. Lord Hardinge preceded him, while Lord Minto served much earlier. Lord Irwin was Viceroy during the later Civil Disobedience Movement.