History & Politics What were the circumstances of the Hyde Park bombing involving Sefton? February 9, 2026 by Riding The Hyde Park bombing, which involved the horse Sefton, was a tragic event that occurred on July 20, 1982, in London. It was one of two bombings carried out by the Provisional Irish Republican Army (IRA) on that day, resulting in the deaths of 11 people and injuries to many others. Sefton, a Household Cavalry […] Read more »