Sinn Féin for nine years. (It merged with two other organisations to form Fine Gael in 1933.) Anti-Treaty Sinn Féin members continued to boycott the Dáil. At a special "Ard Fheis" in March 1926, de Valera proposed that elected members be allowed to take their seats in the Dáil if and when the controversial Oath of Allegiance was removed. When his motion was defeated, de Valera resigned from Sinn Féin; on 16 May 1926, he founded his own party, Fianna Fáil, which was dedicated to republicanising the Free State from within its political structures. He took most Sinn Féin TDs with him.
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