Mercedes Sosa
…2011. She won the Premio Gardel in 2000, the main musical award in Argentina. She served as an ambassador for UNICEF. Sosa was born on 9 July 1935, in San Miguel de Tucumán, in the northwestern Argentine province of Tucumán, of mestizo ancestry. She was of French, Spanish and Diaguita descent. Her nickname "la Negra", which…