Leader of Sinn Féin joined opposing sides with De Valera leading the Anti-Treaty faction, while Griffith joined the Pro-Treaty faction, which later became Cumann na nGaedheal. De Valera’ successor John J. O'Kelly was one of four leaders who served for brief periods of time as Sinn Féin’s party membership declined in favour of Fianna Fáil and Fine Gael. In 1937, Margaret Buckley became the first female President of Sinn Féin. During her thirteen years as leader, she vastly improved the relations between the IRA and the party. She was succeeded by Paddy McLogan and Tomás Ó Dubhghaill who both helped rebuild party support in
James Devins (Sinn Féin politician) that he was a casualty of the Irish Civil War.He was executed without trial with five other comrades who had all surrendered to the Free State troops under MacEoin. His grandson Jimmy Devins also served as a Fianna Fáil TD for Sligo–North Leitrim from 2002 to 2011. James Devins (Sinn Féin politician) James (Séamus) Devins (1873 – 20 September 1922) was an Irish Sinn Féin politician. He was elected unopposed as a Sinn Féin Teachta Dála (TD) to the 2nd Dáil at the 1921 elections for the Sligo–Mayo East constituency. He opposed the Anglo-Irish Treaty and voted against it. He