|A detail of a portrait of Alonso Pérez de Guzmán, 7th Duke of Medina Sidonia. The Duke was a key player in the Armada conflict of 1588, as he was the commander-in-chief of the Spanish fleet.|
On this day in Elizabethan history 1588, the English attacked the invading Spanish Armada in the Battle of the Gravelines. Gravelines was a port in Flanders, and thus part of the Spanish Netherlands. The battle lasted 8 hours, and Queen Elizabeth I's navy sank 3 ships before driving the rest away. The engagement resulted in an important English victory.