Today in history: July 9, 1935 - Mercedes Sosa born.
Sosa was a leftist Argentine singer who was popular throughout Latin America and the world. Sosa became one of the best known of the nueva canción (“New Song”) movement of Latin American singers identified with revolutionary leftist movements in the 1960s and 70s. She was known as the “voice of the voiceless.” During the right wing military dictatorship in Argentina, Sosa had to flee the country after receiving death threats and then being arrested while performing along with 350 of her concertgoers.
Via Freedom Road Socialist Organization (Fight Back!)