Bona of Savoy XI. In 1464, Bona was to have been betrothed to Edward IV of England, until his secret marriage to Elizabeth Woodville was revealed. She married Galeazzo Maria Sforza on 9 May 1468. An alliance between the Sforza and the royal house of France had been rumoured from as early as 1460, and "in June 1464 Bona of Savoy was officially offered to Galeazzo by letters from the King of France and the Duke of Savoy." Bona's husband was assassinated, on 26 December 1476 at the age of 32 by three young noblemen on the porch of the cathedral church of
Elizabeth Stafford, Duchess of Norfolk Lady Katherine Woodville (sister of queen consort Elizabeth Woodville), and on her mother's, Henry Percy, 4th Earl of Northumberland, and Lady Maud Herbert. Her paternal grandfather, the 2nd Duke, was executed for treason in 1483 by King Richard III, and in 1521 her own father suffered the same fate when he was beheaded on Tower Hill for treason against King Henry VIII. Elizabeth had a brother and two sisters: Elizabeth's father is also said to have had three illegitimate children, who would have been Elizabeth's siblings of the half blood: Elizabeth lived at home until at least 1508. According to