Vivion de Valera Vivion de Valera Vivion Laurence de Valera (13 December 1910 – 16 February 1982) was an Irish Fianna Fáil politician, businessman and lawyer who served as a Teachta Dála (TD) from 1945 to 1981. He was the eldest child of Éamon de Valera and Sinéad de Valera. He was named after his paternal grandfather, Juan Vivion de Valera. Born in Dublin in 1910, Vivion de Valera was educated at Blackrock College, University College Dublin (MSc, PhD) and King's Inns. While at UCD, he was auditor of the Literary and Historical Society. He was called to the Bar in 1937. After
Éamon de Valera the IRA dumped their arms rather than surrender them or continue a now fruitless war, de Valera returned to political methods. In 1924, he was arrested in Newry for "illegally entering Northern Ireland" and held in solitary confinement for a month in Crumlin Road Gaol, Belfast. During this time, de Valera came to believe that abstentionism was not a workable tactic in the long term. He now believed that a better course would be to try to gain power and turn the Free State from a constitutional monarchy into a republic. He tried to convince Sinn Féin to accept this