Status of the Irish language Northern Ireland, including Sinn Féin President Gerry Adams, learned Irish while in prison, a development known as the "Jailtacht". Although the language was taught in Catholic secondary schools (especially by the Christian Brothers), it was not taught at all in the controlled sector, which is mostly attended by Protestant pupils. Irish-medium schools, however, known as "Gaelscoileanna", were founded in Belfast and Derry and the Gaelscoileanna movement has since expanded to across much of Northern Ireland similar to its expansion in the Republic of Ireland. An Irish-language newspaper called "Lá" (later called "Lá Nua") produced by The Andersonstown News Group (later
Tomás Mac Giolla Republican Army (IRA) around 1950. He was interned by the Irish government during the 1956–62 IRA Border Campaign. He also served a number of prison sentences in Mountjoy Prison, Dublin. He married May Mac Giolla who died on 24 March 2018. At the 1961 general election, Mac Giolla unsuccessfully contested the Tipperary North constituency for Sinn Féin. In 1962 he became president of Sinn Féin and was one of the people who moved the party to the left during the 1960s. In 1969 Sinn Féin split and Mac Giolla remained leader of Official Sinn Féin. It was also in 1962