The word, tango, is Argentine Spanish and is believed to come from a term describing an African-American drum dance.
Bolivia has three official languages one of which is Spanish. The other are Indian languages one is called Aymara and the other is called Quechua. About one third of the people speak Spanish. But, most natural born Bolivians speak either of the two orignal native languages.
Western Bolivian GuaranÃ­ spoken by 7,000 in Bolivia. Guarani Ava spoken by 15,900 people in Brazil, and Paraguay. GuaranÃ­ MbiyÃ¡ spoken by 15,000 in Brazil, Argentina, Paraguay, and Uruguay. Paraguayan GuaranÃ­ spoken by 4.6 million in Paraguay.