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 Armada of this obstacle, England never was in any real danger, at least from the Duke of Parma and the Army of Flanders. Because of the eventual English victory at sea, the Army of Flanders escaped the drowning death Justinus and his men had in mind for them, ready to fight another day. At midnight on 28 July, the English set alight eight fireships, sacrificing regular warships by filling them with pitch, brimstone, some gunpowder and tar, and cast them downwind among the closely anchored vessels of the Armada. The Spanish feared that these uncommonly large fireships were "hellburners", specialised fireships