Seamus Costello (1939 - 1977) was a leader in Sinn Féin and the Official Irish Republican Army. He argued for a combination of socialist politics on economic issues and traditional "physical force" Irish Republicanism. He is best remembered for the founding of the Irish Republican Socialist Party and the Irish National Liberation Army. He was killed in a feud with his former comrades in the Official IRA. 1939 was a common year starting on Sunday (link will take you to calendar). ... For the album by Ash, see 1977 (album). ... The name Sinn Féin (pronounced in English, in Irish), which means ourselves or we ourselves (not as sometimes incorrectly translated, ourselves alone or we alone) has been applied to a series of political movements since 1905 in Ireland, each of which claims or claimed sole descent from the original... The term Official IRA relates to one of the two elements of the Irish Republican Army - the other being the Provisional IRA - that emerged from the ideological split in the Irish Republican movement in 1969-70. ... The color red and particularly the red flag are traditional symbols of Socialism. ... Irish Republicanism is the nationalist belief that all of Ireland should be a united independent republic. ... Irish Republican Socialist Party (IRSP) describes itself as a republican socialist party and claims to be both Marxist and republican. ... The Irish National Liberation Army (INLA) is an Irish republican paramilitary organization which was formed on December 8, 1974. ...

At the age of 16, he joined Sinn Féin and the Irish Republican Army. The name Sinn Féin (pronounced in English, in Irish), which means ourselves or we ourselves (not as sometimes incorrectly translated, ourselves alone or we alone) has been applied to a series of political movements since 1905 in Ireland, each of which claims or claimed sole descent from the original... The West Cork Flying Column during the War of Independence. ...

Within a year, he was commanding an Active Service Unit of the IRA in South Derry during the Border Campaign (IRA), where his leadership skills earned him the nickname of "The Boy General". The most publicised actions of his unit included the destruction of bridges and the burning of Magherafelt courthouse. The Border Campaign (December 12, 1956 - February 26, 1962) was an operation (codenamed Operation Harvest) carried out by the Irish Republican Army (IRA) against targets in Northern Ireland. ...

He was arrested in Glencree, Co. Wicklow, in 1957 and sentenced to six months in Mountjoy Prison. On his release, he was immediately interned in the Curragh prison camp for two years. Wicklow (Cill Mhantáin in Irish) is the county town of County Wicklow in the Republic of Ireland. ... Mountjoy Prison is a closed medium security prison located in Dublin, Ireland. ... The Curragh is a plain in County Kildare Ireland. ...

He spent his time in prison studying. He was particularly inspired by his studies of the Vietnamese struggle. He became a member of the escape committee which engineered the successful escapes of Ruairí Ó Brádaigh and Dáithí Ó Conaill, among others. Costello would later refer to this time as his "university days". Ruairí Ó Brádaigh Ruairí Ó Brádaigh (born 1932) is an Irish republican. ... Dáithí Ó Conaill (1938 – 1 January 1991) was an Irish republican, a member of the IRA Army Council, vice-president of Provisional Sinn Féin and Republican Sinn Féin. ... A university is an institution of higher education and of research, which grants academic degrees. ...

After his release, Costello worked to rebuild the Republican Movement, beginning by building a local base of support in Co. Wicklow as Sinn Féin's local organiser. Costello strongly supported the movement's left-wing orientation of these years - especially its emphasis on grassroots political activism. He helped found a strong Tenants Association in Bray, and also became involved with the Credit Union movement and various farmers' organisations. During this period, he found time to marry a Tipperary woman, Maeliosa, who also became active in the Republican Movement. Costello stood for election to the Bray Urban District Council in 1967 and was successful. The name Sinn Féin (pronounced in English, in Irish), which means ourselves or we ourselves (not as sometimes incorrectly translated, ourselves alone or we alone) has been applied to a series of political movements since 1905 in Ireland, each of which claims or claimed sole descent from the original... Bray (Bré, formerly Brí Chulainn in Irish) is a former seaside resort in north County Wicklow, Ireland. ... A credit union is a not-for-profit co-operative financial institution that is owned and controlled by its members, through the election of a volunteer Board of Directors elected from the membership itself. ... Tipperary (Irish: Tiobraid Árann) is a town in the centre of County Tipperary. ...

After the Troubles broke out in Northern Ireland in 1969, the IRA and Sinn Fein split over the use of violence and the "Official" faction's Marxist politics. During the split of the Republican Movement into Official and Provisional movements in 1969, Costello remained with the Officials, serving as Vice-President of Official Sinn Féin and as a Staff Officer in the Official IRA. This article needs to be cleaned up to conform to a higher standard of quality. ... Royal motto: Quis separabit (Latin: Who will separate?) Northern Irelands location within the UK Official languages English, Irish, Ulster Scots Capital and largest city Belfast First Minister Office suspended Area  - Total Ranked 4th 13,843 km² Population  - Total (2001)  - Density Ranked 4th 1,685,267 122/km² NUTS 1... Marxism is the political practice and social theory based on the works of Karl Marx, a 19th century philosopher, economist, journalist, and revolutionary, along with Friedrich Engels. ... The Provisional Irish Republican Army (PIRA) is a paramilitary group which aimed, through the use of violence, to achieve three goals: (i) British withdrawal from Ireland, (ii) the political unification of Ireland through the merger of Northern Ireland and the Republic of Ireland , and (iii) the creation of an all... The name Sinn Féin (pronounced in English, in Irish), which means ourselves or we ourselves (not as sometimes incorrectly translated, ourselves alone or we alone) has been applied to a series of political movements since 1905 in Ireland, each of which claims or claimed sole descent from the original... The term Official IRA relates to one of the two elements of the Irish Republican Army - the other being the Provisional IRA - that emerged from the ideological split in the Irish Republican movement in 1969-70. ...

As the Officials moved away from armed struggle (calling a ceasefire in 1972), Costello's opposition caused him to be dismissed from the OIRA and suspended from OSF. He was dismissed from OSF in 1974 after the OSF leadership undemocratically blocked his supporters from attending the party convention.

At a meeting in the Lucan Spa, a hotel near Dublin, on 10 December 1974, the Irish Republican Socialist Party was formed by republicans, socialists, and trade unionists with Costello as the Chairperson. Dublin (Irish: Baile Átha Cliath), is the capital and largest city of the Republic of Ireland, located near the midpoint of Irelands east coast, at the mouth of the River Liffey and at the centre of the Dublin region. ... December 10 is the 344th day (345th in leap years) of the year in the Gregorian calendar. ... 1974 is a common year starting on Tuesday (click on link for calendar). ... Irish Republican Socialist Party (IRSP) describes itself as a republican socialist party and claims to be both Marxist and republican. ...

At a private meeting later the same day, the Irish National Liberation Army was formed with Costello as the Chief of Staff, although its existence was to be kept secret for a time. His new groupings were intended to combine far left politics with "armed struggle" against British security forces in Northern Ireland. The Irish National Liberation Army (INLA) is an Irish republican paramilitary organization which was formed on December 8, 1974. ...

Within days of its founding, the fledgling Irish Republican Socialist Movement was embroiled in a bitter feud with the Official IRA. Members of the IRSM would be attacked and even killed. Before a truce was reached, three members of the young movement were dead. The Irish Republican Socialist Movement in an umbrella term for the political-paramilitary grouping, the Irish Republican Socialist Party and Irish National Liberation Army. ...

Despite the truce, Costello was gunned down by a member of the OIRA in Dublin on 5 October 1977. October 5 is the 278th day of the year (279th in Leap years). ... For the album by Ash, see 1977 (album). ...

At the time of his death, he was a member of the following bodies: Wicklow County Council, County Wicklow Committee of Agriculture, General Council of Committees of Agriculture, Eastern Regional Development Organisation, National Museum Development Committee, Bray Urban District Council, Bray Branch of the Irish Transport and General Workers Union, Bray and District Trade Unions Council (of which he was president 1976-77), and the Cualann Historical Society, as well as still holding the positions of Chairperson of the IRSP and Chief of Staff of the INLA. Irish Republican Socialist Party (IRSP) describes itself as a republican socialist party and claims to be both Marxist and Republican. ... The Irish National Liberation Army (INLA) is an Irish republican paramilitary organization which was formed on December 8, 1974. ...

At his funeral, James Connolly's daughter Nora said "he was the only one who truly understood what James Connolly meant when he spoke of his vision of the freedom of the Irish people." For the Olympic athlete, see James Connolly (athlete) James Connolly James Connolly (June 5, 1868 - May 12, 1916) was an Irish nationalist and socialist leader. ...