 As the news of the arrest became widespread, supporters began to gather near Irving's home and what initially began as a peaceful attempt to make enquiries ended up in a violent clash.On 13 April 1919, a meeting was called to take place at Jallianwala Bagh, to protest over the arrest.It was during O'Dwyer's tenure as Lieutenant Governor of Punjab that the Jallianwala Bagh massacre occurred in Amritsar, on 13 April 1919, three days after the onset of the riots.