Manns was a founding member (1965) of the New Chilean Song, with Rolando Alarcón and the Parras (the children of Violeta Parra: Isabel and Ángel Parra) and of the Peña of Carmen 340 (later known as the Peña of the Parras), Víctor Jara joined the Peña and the movement a few months later. "Nueva Canción Chilena" (New Chilean Song) movement – for some a folkloric renaissance which led to a revolution in the popular music of the country. At the time of the 1973 Chilean coup d'état - which toppled the democratically elected socialist government of Salvador Allende - the Nueva Canción Chilena had acquired a nationwide mass following with Nueva Canción Chilena artists touring the world as cultural ambassadors.