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.
Sinéad de Valera and Irish. Among her works were plays such as "Cluichidhe na Gaedhilge" (1935) and story collections such as "The Emerald Ring and Other Irish Fairy Stories" (1951), "The Stolen Child and Other Stories" (1961), "The Four-leafed Shamrock" (1964) and "The Miser's Gold" (1970). Sinéad de Valera died on 7 January 1975, at the age of 96, the day before what would have been the de Valeras' sixty-fifth wedding anniversary. Éamon de Valera died just under eight months later, on 29 August 1975, aged 92. The couple are buried together, along with their son Brian, at Dublin's Glasnevin Cemetery. Sinéad de