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 law, for use in representing the Irish Free State at diplomatic level. With the implementation of the new constitution, named in Irish as "Bunreacht na hÉireann" (meaning the Constitution of Ireland), the title ultimately given to the president was "President of Ireland" (Uachtarán na hÉireann). The constitution contained reforms and symbols intended to assert Irish sovereignty. These included: Criticisms of some of the above constitutional reforms include that: As Bew concludes, in the constitution of 1937, de Valera was "trying to placate left-wing Republicans with national phrases and pious people with expressly Catholic bits [and] patriarchal Catholicism." Éamon de Valera