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,
Maze Prison escape stabbed during the escape and twenty others were injured, including two who were shot with guns that had been smuggled into the prison. The escape was a propaganda coup for the IRA, and a British government minister faced calls to resign. The official inquiry into the escape placed most of the blame onto prison staff, who in turn blamed the escape on political interference in the running of the prison. During the Troubles, Irish republican prisoners had escaped from custody "en masse" on several occasions. On 17 November 1971, nine prisoners dubbed the "Crumlin Kangaroos" escaped from Crumlin Road Jail