Irish language in Northern Ireland of the Irish language revival movement in Northern Ireland during the 1970s occurred on another site – the Maze Prison. For republican prisoners, learning the Irish language in prison (aka 'Jailtacht') became the way in which to set themselves apart from the British authorities. More widely, this use of the Irish language inspired many nationalists in Northern Ireland to use the language as a form of cultural expression and resistance from the so-called British occupation. In particular, the Irish language has been used extensively by the republican party Sinn Féin who have been criticised by unionists for hijacking the Irish
Portlaoise Prison walls, cameras, sensors and acres of tank traps (Czech hedgehog). The prison has a capacity for 399 prisoners, but because of the security sensitive nature of its inmates, it operates below this capacity and its daily average number of resident inmates was only 119 in 2009. There have been various high-profile attempts to spring prisoners from inside the walls. In 1902, the infamous criminal James Lynchehaun, who was in prison for the attempted murder of Agnes McDonnell, escaped unaided over the walls and made his way to America. The method of escape is well documented in the book, "The Playboy