Los pueblos indígenas de México son los que asumen una identidad étnica con base en su cultura, sus instituciones y una historia que los define como los pueblos autóctonos del país, descendientes de las sociedades originarias del territorio mexicano. El Estado mexicano reconoce a los pueblos indígenas al definirse en su Constitución Política[2] como una nación multicultural fundada en sus pueblos indígenas.
The majority of the indigenous population is concentrated in the southern and south-central region of Mexico. Almost 80 per cent of those who speak an indigenous language live in eight of Mexico's 31 states; in rank order these are Oaxaca, Chiapas, Veracruz, Puebla, Yucatán, Guerrero, Hidalgo and Mexico City. The five predominant languages spoken by indigenous people are Náhuatl, followed by Maya, Zapotec, Mixtec and Otomí (Mexican Statistics Bureau).
The best and correct answer would be It was in an area of the world that emperors did not want to conquer. This is a strong country with brave emperors which the other countries do not want to deal with.