Admiral Cosme Damián de Churruca y Elorza was a Spanish Navy officer and politician. During the Battle of Trafalgar, he was the commanding officer of the ship of the line San Juan Nepomuceno, which he

San Juan Nepomuceno was a Spanish ship of the line launched in 1765 from the royal shipyard in Guarnizo. Like many 18th century Spanish warships she was named after a saint. She was a solidly built sh