Zeca Afonso was an important Portuguese singer and composer born in 1929 in Aveiro, Portugal. He spent most of his life in Coimbra where he studied in school. Afonso began singing in 1959, developing a musical style with political and social themes that gained popularity among working class and rural populations. His song "Grândola Vila Morena" became the signal to start the 1974 Portuguese Revolution. From 1974-1975, Afonso was directly involved in popular revolutionary movements. He died in 1987 in Setúbal from multiple sclerosis.