Name of autobiography written by advisor and confidant of Queen catalina of castile who  governed Castile as regent from 1406 until 1418 during the minority of her son.
Catherine of Lancaster Catherine of Lancaster (Castilian: "Catalina"; 31 March 1373 – 2 June 1418) was Queen of Castile by marriage to King Henry III of Castile. She governed Castile as regent from 1406 until 1418 during the minority of her son.
Alonso de Contreras Alonso de Contreras (Madrid, Spain, 6 January 1582 - 1641), was a Spanish sailor (captain of a frigate), soldier (captain of infantry and then of cavalry), privateer, adventurer and writer, best known as the author of his autobiography; one of the very few autobiographies of Spanish soldiers under the Spanish Habsburgs and possibly one of the finest, together with the "True History of the Conquest of New Spain" ("Historia Verdadera de la Conquista de la Nueva España") by Bernal Diaz del Castillo.