Larry Marley to come to fruition, he joined the blanket protest in the Maze's H-Blocks for four years. In September 1983, he helped Brendan McFarlane, Bobby Storey and Gerry Kelly to orchestrate the successful mass escape of 38 republican prisoners from the Maze. It was the largest prison escape in British penal history. According to a BBC documentary about the escape, Marley was the mastermind, having come up with the idea with the aim of embarrassing British Prime Minister Margaret Thatcher, as the Maze was considered to be one of the world's most secure prisons. Marley, unlike his three co-conspirators, did not
Portlaoise Prison after his release, he was murdered in Finglas after a night out. Portlaoise Prison Portlaoise Prison () is a maximum security prison in Portlaoise, County Laois, Ireland. Until 1929 it was called the Maryborough Gaol. It should not be confused with the Midlands Prison, which is a newer, medium security prison directly beside it. The prison was built in the 1830s, making it one of the oldest still operating today in the Irish prison system. It is the prison in which people convicted of membership of the Provisional Irish Republican Army (IRA) and other illegal paramilitary and designated terrorist organisations