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 Document" was fake, MacNeill ordered the Volunteers to prepare to resist. Unbeknownst to MacNeill, the document had been forged by the Military Council to persuade moderates of the need for their planned uprising. It was an edited version of a real document outlining British plans in the event of conscription. That same day, the Military Council informed senior Volunteer officers that the rising would begin on Easter Sunday. However, it chose not to inform the rank-and-file, or moderates such as MacNeill, until the last minute. The following day, MacNeill got wind that a rising was about to be launched and