Lady Georgiana Spencer(Keira Knightley) was the eldest child of the Earl and Countess of Spencer. She was married to the Duke of Devonshire at the age of 17. She had three children.

Later, she became friends with a woman named Elizabeth Foster, who would be her successor as the next Duchess of Devonshire after her death.

What happened next? Didn’t I say you better watch the movie than hear me tell you about it.