Séamus McElwaine judge describing him as a "dangerous killer" and recommending he spend at least 30 years in prison. On 25 September 1983, McElwaine was involved in the Maze Prison escape, the largest break-out of prisoners in Europe since World War II and in British prison history. 38 republican prisoners, armed with 6 handguns, hijacked a prison meals lorry and smashed their way out of the Maze prison. After the escape he joined an IRA Active Service Unit operating in the area of the border between Counties Monaghan and Fermanagh. The unit targeted police and military patrols with gun and bomb attacks,
Mountjoy Prison helicopter escape his flight path with Air Traffic Control. As the helicopter approached Dublin, Boyes was informed of the escape plan and instructed to land in the exercise yard at Mountjoy Prison. In the prison's exercise yard, the prisoners were watching a football match. Shortly after 3:35 pm the helicopter swung in to land in the prison yard, with Kevin Mallon directing the pilot using semaphore. A prison officer on duty initially took no action as he believed the helicopter contained the Minister for Defence, Paddy Donegan. After prisoners surrounded the eight prison officers in the yard, fights broke out as the