Pontefract Castle II was captured by Henry Bolingbroke's supporters in August 1399 and initially imprisoned in the Tower of London. Sometime before Christmas that year he was moved to Pontefract Castle (via Knaresborough) where he remained under guard until his death, perhaps on 14 February 1400. William Shakespeare's play Richard III mentions this incident: Various chroniclers suggest that Richard was starved to death by his captors, and others suggest he starved himself. A contemporary French chronicler suggested that Richard II had been hacked to death, but this is, according to the ODNB, "almost certainly fictitious". In 1536, the castle's guardian, Thomas Darcy,
Edmund de Lacy, Baron of Pontefract his mother Margaret de Quincy and on her death would have inherited the Earldom of Lincoln that vested in her. (His father had only been Earl by rights of his wife.) As he predeceased his mother he never became the Earl of Lincoln. He was an important landholder in northern England, with a strategic manor at Stanbury which was important for east-west communication, and as Lord of the Honour of Pontefract he possessed Pontefract Castle. He was brought up at the royal court of Henry III of England and Eleanor of Provence, and made a 'Savoyard' marriage to one of