[PAR] [TLE] Éamon de Valera [SEP] Éamon de Valera ( ; ] ; first registered as George de Valero; changed some time before 1901 to Edward de Valera; 14 October 1882 – 29 August 1975) was a prominent politician and statesman in 20th-century Ireland.  His political career spanned over half a century, from 1917 to 1973; he served several terms as head of government and head of state.  He also led the introduction of the Constitution of Ireland. [PAR] [TLE] Vivion de Valera [SEP] Vivion de Valera (13 December 1910 – 16 February 1982) was an Irish scientist, businessman, lawyer and politician.  He was the eldest child of Éamon de Valera and Sinéad de Valera and was named after his paternal grandfather, Juan Vivion de Valera.
[PAR] [TLE] Éamon de Valera [ SEP ] Éamon de Valera ( ; ] ; first registered as George de Valero ; changed some time before 1901 to Edward de Valera ; 14 October 1882 – 29 August 1975 ) was a prominent politician and statesman in 20th - century Ireland . His political career spanned over half a century , from 1917 to 1973 ; he served several terms as head of government and head of state . He also led the introduction of the Constitution of Ireland . [PAR] [TLE] Vivion de Valera [ SEP ] Vivion de Valera ( 13 December 1910 – 16 February 1982 ) was an Irish scientist , businessman , lawyer and politician . He was the eldest child of Éamon de Valera and Sinéad de Valera and was named after his paternal grandfather , Juan Vivion de Valera .
The father of Vivion de Valera led the introduction of what document?
The father of Vivion de Valera led the introduction of what document ?
Constitution of Ireland
Constitution of Ireland