Peruvian Ironclad "Independencia" under Juan Guillermo More's command. The most powerful ship in Peru's armada, was defeated in Punta Gruesa bu the chilean schooner "Covadonga" under Carlos Condell's command.
Wiki: https://en.wikipedia.org/wiki/Peruvian_ironclad_Independencia
War of the Pacific: https://en.wikipedia.org/wiki/War_of_the_Pacific