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,
Dispersal prison core selection of five still remaining. During the 1960s in Britain, several notorious and high-profile prisoners escaped from jails across the United Kingdom (Charles Wilson, Ronnie Biggs and George Blake). After the sensational escape of George Blake, a report was commissioned by the government to be chaired by Earl Mountbatten. The report recommended that all prisoners be categorised either A, B, C or D, according to their security risk, escape risk and danger to the general public. Category A prisoners were those deemed to be the worst and Category D prisoners were afforded the right to wander around the prison