Irish Republic the Third Dáil, and all future institutions arising from it, as illegal. (See Second Dáil). The anti-Treaty side was then defeated in the Civil War. Most militant opposition to the Free State came to an end on 24 May 1923 when Frank Aiken, chief-of-staff of the IRA issued the order to "dump arms" and Éamon de Valera issued his address to the "Legion of the Rearguard". Éamon de Valera continued as president of the Sinn Féin political party. In March 1926, Éamon de Valera, along with most anti-Treaty politicians, founded a new party called 'Fianna Fáil' and ended their boycott
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