Georgiana Cavendish, Duchess of Devonshire (b. 1757)
Georgiana Cavendish, Duchess of Devonshire (née Spencer; jor-JAY-nə; 7 June 1757 – 30 March 1806), was an English socialite, political organiser, style icon, author, and activist. Of noble birth from the Spencer family, married into the Cavendish family, she was the first wife of William Cavendish, 5th Duke of Devonshire, and the mother of the 6th Duke of Devonshire.
As the Duchess of Devonshire, she garnered much attention and fame in society during her lifetime. With a pre-eminent position in the peerage of England, the Duchess was famous for her charisma, political influence, beauty, unusual marital arrangement, love affairs, socializing, and gambling.
She was the great-great-great-great aunt of Diana, Princess of Wales. Their lives, centuries apart, have been compared in tragedy.

1806Mar, 30
Georgiana Cavendish, Duchess of Devonshire
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Events on 1806
- 23Mar
Corps of Discovery
After traveling through the Louisiana Purchase and reaching the Pacific Ocean, explorers Lewis and Clark and their "Corps of Discovery" begin their arduous journey home. - 12Jul
Confederation of the Rhine
Sixteen German imperial states leave the Holy Roman Empire and form the Confederation of the Rhine. - 12Aug
British invasions of the River Plate
Santiago de Liniers, 1st Count of Buenos Aires re-takes the city of Buenos Aires, Argentina after the first British invasion. - 8Oct
Congreve rocket
Napoleonic Wars: Forces of the British Empire lay siege to the port of Boulogne in France by using Congreve rockets, invented by Sir William Congreve. - 9Oct
War of the Fourth Coalition
Prussia begins the War of the Fourth Coalition against France.