He became involved in Cuba’s anti-colonial struggle as early as 1851. He participated in the three wars against Spanish colonialism in the 19th century: the Big War (1868-1878), the Small War (1879-1880) and the Necessary War (1895-1898).
During the US military occupation and government of Tomas Estrada Palma, Quintin and several other Afro-Cubans went through the challenges of racial discrimination and unemployment.
Quintin, opposed to the government of Palma, staged an uprising. In 1906, amidst the uprising, Quintin was murdered by the rural police. There were allegations that his murder followed a directive from President Estrada Palma.