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,
Pontefract of Pontefract was known by the Anglo-Scandinavian name of Kirkby. After the Norman conquest in 1066 almost all of Yorkshire came under the ownership of followers of William the Conqueror, one of whom was Ilbert de Lacy who became the owner of Tateshale (Tanshelf) where he began to build a castle. Pontefract Castle began as a wooden motte and bailey castle, built before 1086 and later rebuilt in stone. The de Lacys lived in the castle for more than two centuries and were holders of the castle and the Honour of Pontefract from 1067 until the death of Alice de