Paris in the 16th century Wars of Religion (1562-1598). Paris was the stronghold of the Catholic League. On the night of August 23–24, 1572, while many prominent Protestants from all over France were in Paris on the occasion of the marriage of Henri of Navarre—the future Henry IV—to Margaret of Valois, sister of Charles IX, the royal council decided to assassinate the leaders of the Protestants. The targeted killings quickly turned into a general slaughter of Protestants by Catholic mobs, known as St. Bartholomew's Day massacre, and continued through August and September, spreading from Paris to the rest of the country. About three thousand Protestants
Admiralty in the 16th century and a permanent core of purpose-built warships, originated in the early 16th century during the reign of Henry VIII. Under Elizabeth I England became involved in a war with Spain, which saw privately owned ships combining with the Royal Navy in highly profitable raids against Spanish commerce and colonies. In 1588, Philip II of Spain sent the Spanish Armada against England to end English support for Dutch rebels, to stop English corsair activity and to depose the Protestant Elizabeth I and restore Catholicism to England. The Spaniards sailed from Lisbon, planning to escort an invasion force from the Spanish Netherlands