Codex Mendoza was created in 1542 after the command of viceroy Antonio de Mendoza, who was seeking to have a comprehensive political, economic and social history of the newly conquered territories. This codex is considered on of the fundamental sources for the study of pre-Hispanic Mexico.

The Instituto Nacional de Antropología e Historia (INAH, Mexico) has finalized the digitization of the Codex Mendoza, which is now available in the web for free as a bilingual edititon: www.codicemendoza.inah.gob.mx  It is also available for mobile devices with iTunes apps: https://itunes.apple.com/mx/app/codice-mendoza/id916271921?mt=8