1790 - France is divided into 83 départements, which cut across the former provinces, in an attempt to dislodge regional loyalties based on noble ownership of land.
1999 - In a military court, Captain Richard Ashby of the United States Marines is acquitted of the charge of reckless flying which resulted in the deaths of 20 skiers in the Italian Alps when his low-flying jet hit a gondola cable.
Roger de Mortimer, 4th Earl of March and 6th Earl of Ulster (11 April 1374 – 20 July 1398) was between 1385 and 1398 the heir presumptive to Richard II of England.
His father was the powerful Edmund de Mortimer, 3rd Earl of March, and his mother was Philippa, Countess of March and Ulster, the only issue of Lionel of Antwerp, Duke of Clarence, a son of King Edward III of England and Philippa of Hainault.
As the senior descendent of this line through Edward III's second surviving son, Roger Mortimer was named by the childless King Richard II of England as his heir presumptive.