The father of Vivion de Valera led the introduction of what document?
Vivion de Valera 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.
Francisco Pérez de Valenzuela Francisco Pérez de Valenzuela (14 November 1528 in Andújar, Spain – 27 December 1599 in Valdivia, Chile), was a nobleman of the Kingdom of Spain. He traveled to the Americas, where was appointed as military and navy leader by the Spanish Crown in the Viceroyalty of Peru, being captain in some battles. During his last days he was a Royalist politician nominated and elected "Corregidor" so called "City Mayor" in Valdivia, city-port founded by his countryman named Peter of Valdivia (Pedro de Valdivia) conqueror of Chile. There he did a good job making strategies protecting southern cities, forts and ports, and avoiding attacks by pirates. He also was a businessman like his father named "Alonso Pérez de Valenzuela y de la Cava".