HMS Onslow (1916) 15 February 1916 and completed in April 1916. Her first commander was John Tovey, (later Admiral of the Fleet). On 24 April 1916, the Easter Rising against British rule broke out in Ireland. As a response, two Infantry Brigades were ordered from Liverpool to Dublin to reinforce the British forces, with "Onslow" escorting the transports carrying these troops. She saw action at the Battle of Jutland, where "Onslow" was badly damaged, with her speed reduced to . Nevertheless, Tovey pressed home the attack against first a cruiser and then a line of battlecruisers. "Onslow" was brought back to Aberdeen despite
Easter Rising British soldiers arresting a woman who cheered the captured rebels. An RIC District Inspector's report stated: "Martial law, of course, prevents any expression of it; but a strong undercurrent of disloyalty exists". Thomas Johnson, the Labour leader, thought there was, "no sign of sympathy for the rebels, but general admiration for their courage and strategy". The aftermath of the Rising, and in particular the British reaction to it, helped sway a large section of Irish nationalist opinion away from hostility or ambivalence and towards support for the rebels of Easter 1916. Dublin businessman and Quaker James G. Douglas, for example,