On this day in Tudor history, 20th April 1578, Lady Mary Keys (née Grey), sister of Lady Jane Grey and wife of Thomas Keys, died at her home in the parish of St Botolph without Aldgate, London.

Like her sisters, Mary had a sad life. Her secret marriage led to Elizabeth I imprisoning her and her husband, and they never saw each other again.

Find out more about the tiny Mary who was described as “crook-backed”, her marriage to a man who was said to be 6’8, and what happened to Mary and Thomas, in today’s talk.