Maritime history of England Instructions were issued in 1653 and Sailing Instructions in 1673. During the Hundred Years' War (1337–1453) the French fleet was initially stronger than that of the English, but the former was almost completely destroyed at the Battle of Sluys in 1340. Many other sea battles were fought in this period. The Spanish Armada was the Spanish fleet that sailed against England under the command of Alonso de Guzmán El Bueno, 7th Duke of Medina Sidonia in 1588. It was sent by King Philip II of Spain to take the Duke of Parma's army from the Spanish Netherlands to a landing
Spanish Empire a Castilian fleet sent by King Ferdinand to conquer Gran Canaria lost men and ships to the Portuguese who expelled the attack, and a large Castilian armada—full of gold—was entirely captured in the decisive battle of Guinea. The Treaty of Alcáçovas (4 September 1479), while assuring the Castilian throne to the Catholic Monarchs, reflected the Castilian naval and colonial defeat: "War with Castile broke out waged savagely in the Gulf [of Guinea] until the Castilian fleet of thirty-five sail was defeated there in 1478. As a result of this naval victory, at the Treaty of Alcáçovas in 1479 Castile, while