19 Germanicus, the best loved of Roman princes, died of poisoning. On his deathbed he accused Piso, the governor of Syria, of poisoning him.
732 Battle of Tours: Near Poitiers, France, the leader of the Franks, Charles Martel and his men, defeated a large army of Moors, stopping the Muslims from spreading into Western Europe. The governor of Cordoba, Abdul Rahman Al Ghafiqi, was killed during the battle.
1361 Prince Edward (Black Prince) married Joan Plantagenet. The "Fair Maid of Kent" was not considered the ideal wife for the heir of the English throne. Joan was the mother of Richard II.
1471 Battle of Brunkeberg in Stockholm: Sten Sture the Elder, the Regent of Sweden, with the help of farmers and miners, repelled an attack by Christian I, King of Denmark.
1575 Battle of Dormans (battle during the 5th war of religion in France): Roman Catholic forces under Duke Henry of Guise defeated the Protestants, capturing Philippe de Mornay among others.
1580 After a three-day siege, the English Army beheaded over 600 Irish and Papal soldiers and civilians at Dún an Óir, Ireland.
1631 During the Thirty Years War a Saxon army successfully entered Prague (capital and largest city of the Czech Republic). The war was fought primarily in what is now Germany, and at various points involved most countries in Europe, and was one of the most destructive conflicts in European history.