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 84, until 2013 a world record for the oldest elected head of state. At his retirement in 1973 at the age of 90, he was the oldest head of state in the world. As President of Ireland, de Valera received many state visits, including the 1963 visit of U.S. President John F. Kennedy. Five months later de Valera attended the state funeral for Kennedy in Washington, D.C. and accompanied a group of 24 Defence Forces cadets who performed a silent drill at his grave site. In June 1964, he returned to Washington, D.C. as the second President of Ireland to