Eighty Years' War: Off the coast of Cornwall, England, a Spanish fleet intercepts an important Anglo-Dutch merchant convoy of 44 vessels escorted by six warships, destroying or capturing 20 of them.

The Eighty Years' War or Dutch Revolt was an armed conflict in the Habsburg Netherlands between disparate groups of rebels and the Spanish government. The causes of the war included the Reformation, centralisation, excessive taxation, and the rights and privileges of the Dutch nobility and cities.

Cornwall is a ceremonial county in South West England. It is also one of the Celtic nations and the homeland of the Cornish people. The county is bordered by the Atlantic Ocean to the north and west, Devon to the east, and the English Channel to the south. The largest urban area is the Redruth and Camborne conurbation.

The Spanish Empire, sometimes referred to as the Hispanic Monarchy or the Catholic Monarchy, was a colonial empire that existed between 1492 and 1976. In conjunction with the Portuguese Empire, it ushered in the European Age of Discovery. It achieved a global scale, controlling vast portions of the Americas, Africa, various islands in Asia and Oceania, as well as territory in other parts of Europe. It was one of the most powerful empires of the early modern period, becoming known as "the empire on which the sun never sets". At its greatest extent in the late 1700s and early 1800s, the Spanish Empire covered 13.7 million square kilometres, making it one of the largest empires in history.

The Battle off Lizard Point was a naval action which took place on 18 February 1637 off the coast of Cornwall, England, during the Eighty Years' War. Spanish admiral Miguel de Horna, commander of the Armada of Flanders, intercepted an important Anglo-Dutch merchant convoy of 44 vessels escorted by six Dutch States Navy warships, sinking or capturing 20 ships before returning safely to his base in Dunkirk.