What post did gonzalo fernadez de oviedo y valdes not fill?
-historian for the king of espana
-governor of santo domingo
-defender of the native americans
-inspector of gold mines

The post that Gonzalo Fernandez de Oviedo y Valdes did not fill was DEFENDER OF THE NATIVE AMERICANS.

List of occupation Gonzalo Fernandez de Oviedo y Valdes held throughout his life:
1) page at the court of Alphonso of Aragon, the Duke of Villahermosa
2) aid to the Infante Juan, the crown prince of Spain.
3) soldier (fought in Italy and France)
4) commissioned by the King Ferdinand to draw up a history of the kings and queens of Spain. Oviedo became a scholar and historian.
5) became a veedor (overseer of gold smelting in Spanish colonies)
6) advisor to King Charles I.
7) councilman and clerk in the Panamanian city of Santa María del Antigua
8) appointed by the King as the official Chronicler of the Indies

Independent executive agencies are more specialised.