Seamus Costello was an Irish politician. He was a leader of Official Sinn Féin and the Official Irish Republican Army and latterly of the Irish Republican Socialist Party (IRSP) and the Irish National Liberation Army (INLA).
Costello during a December 1975 interview with RTÉ
The Workers' Party is an Irish republican, Marxist–Leninist communist party active in both the Republic of Ireland and Northern Ireland.
Tomás Mac Giolla served as leader of the Workers' Party for over a quarter of a century
Proinsias De Rossa
Image: Tomás Mac Giolla (cropped)
Image: Proinsias De Rossa, cropped