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.
Éamon de Valera Government. Critics complain that de Valera's duplicity and betrayal of the Treaty process and his rejection of agreed upon democratic procedures led to civil war and nearly destroyed Ireland at birth. Liberals decry his conservative social policies and his close relationship with the Catholic bishops. He was morally certain to the point of arrogance with a keen eye for his own political self-preservation. In his devout Catholicism, his rejection of material ostentation, his determination to revive the Irish language, and his inability to comprehend Protestant Ulster's fears of Catholic domination, historian Bill Kissane portrays de Valera as representative of his