Maze Prison escape celebrating the escape called "The Helicopter Song", which topped the Irish popular music charts. 19 IRA members escaped from Portlaoise Jail on 18 August 1974 after overpowering guards and using gelignite to blast through gates, and 33 prisoners attempted to escape from Long Kesh on 6 November 1974 after digging a tunnel. IRA member Hugh Coney was shot dead by a sentry, 29 other prisoners were captured within a few yards of the prison, and the remaining three were back in custody within 24 hours. In March 1975, ten prisoners escaped from the courthouse in Newry while on trial for
HM Melbourne Assessment Prison to provide statewide assessment and orientation services for all male prisoners received into the prison system. In 1997 the prison became the main reception prison for all male prisoners in Victoria. Initial planning for the prison commenced in 1974. Construction commenced in December 1983 and was completed in 1989 at a cost of A$80m. The prison was officially opened on 6 April 1989, and received its first prisoners on 29 May 1989. At least two prisoners have escaped from the Melbourne Assessment Prison. In one incident explosives smuggled into the unit were used to blow open the armored plastic windows