The father of Vivion de Valera led the introduction of what document?
Éamon de Valera 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.
Antonio Valeriano Antonio Valeriano (ca. 1521–1605) was a colonial Mexican, Nahua scholar and politician. He was a collaborator with fray Bernardino de Sahagún in the creation of the twelve-volume "General History of the Things of New Spain", the Florentine Codex, He served as judge-governor of both his home, Azcapotzalco, and of Tenochtitlan, in Spanish colonial New Spain.