The Battle of Blaye of 1593, also known as the Battle of Bec d'Ambès or Battle of the Gironde Estuary, was a naval Spanish victory that took place on 18 April 1593 off Blaye and Bec d'Ambès, Gironde Estuary, France, during the seven-month siege of Blaye between the French-Protestant forces of Henry of Navarre and the French-Catholic garrison of the city led by Governor Jean-Paul d'Esparbès de Lussan d'Aubeterre, in the context of the Brittany Campaign during the French Wars of Religion and the Anglo-Spanish War. Wikipedia