The Battle of Berlengas Islands was a naval battle which took place off the Portuguese coast on 15 July 1591, during the war between Elizabeth I of England and Philip II of Spain. It was fought between an English privateer squadron under George Clifford, 3rd Earl of Cumberland, who had set out his fortunes by large-scale privateering, and a squadron of 5 Spanish galleys commanded by Francisco Coloma tasked of patrolling the Portuguese coast against privateers.