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 courage which have enabled man to alight upon the Moon will enable him, also, to secure peace and happiness upon the Earth and avoid the danger of self-destruction." Éamon de Valera died from pneumonia and heart failure in Linden Convalescent Home, Blackrock, Dublin, on 29 August 1975, aged 92. His wife, Sinéad de Valera, four years his senior, had died the previous January, on the eve of their 65th wedding anniversary. His body lay in state at Dublin Castle and was given a full state funeral on 3 September at St Mary's Pro-Cathedral, which was broadcast on national television. He