Clavijo, battle of, [47], [96]
Coloma, Padre Luis, [343]
Colonna, Vittoria, [227], [333]
Columbus, Christopher (Cristóbal Colón), [72], [78], [153], [154], [268], [301], [395], [396]
Comuneros, uprising of the, [72], [204], [227], [366]
Constantinople, [75], [131], [217], [234], [260], [262], [303]
Constitutions of Spain, [174], [176-180], [204], [324], [382], [383]
Cordova, [7], [87], [258-265], [281], [332]