The Bolivian society tracks the origin from developed äîêîëóìáîâñêèõ civilisations of the South America. The high Bolivian plateau known as Altiplano has been densely occupied some centuries prior to a gain Spaniards in 16th century.From 7th century empire Tiahuanaco, the first of the great Andsky empires, stretched on the Peruvian coast and mountain districts, had the centre in Altiplano. By 11th century it has reached the apogee and has been divided into smaller states.In centuries which have followed crash Tiahua-naco, the Bolivian high-mountainous locale saved population density high level of technological development with an irrigation in agriculture. To 15th century the locale was mainly inspected by twelve nations of Indians speaking in language Aymara. Competing to the nations speaking on Quechua from Cuzco which is now territory of Peru, these tribes. Aymara struggled with Quechua for the power in the central Andsky high-mountainous locale. Though nations Aymara eventually have been pressed Cuzco, they, nevertheless remained the most important group except Quechuan within extending Empire Inkov; their importance was that they were the unique won coastal people managed to save originality of the language and culture in such degree that their language Aymara has worried the Spanish sovereignty. But aimars have been forced inks to accept as a result of a colonial policy in the environment a considerable quantity of the emigrants speaking in language Quechua. It was the early sample of colonisation without assimilation that has given Bolivias its present linguistic and cultural originality (In Bolivia today two main American Indian languages - Quechua and Aymara).