John Holland, 1st Duke of Exeter John Holland, 1st Duke of Exeter John Holland, 1st Duke of Exeter (c. 1352 – 16 January 1400) also 1st Earl of Huntingdon, was an English nobleman, a half-brother of King Richard II (1377–1399), to whom he remained strongly loyal. He is primarily remembered for being suspected of assisting in the downfall of King Richard's uncle Thomas of Woodstock, 1st Duke of Gloucester (1355–1397) (youngest son of King Edward III) and then for conspiring against King Richard's first cousin and eventual deposer, Henry Bolingbroke, later King Henry IV (1399–1413). He was the third son of Thomas Holland, 1st Earl of
Pontefract Castle Initially the castle was a wooden structure which was replaced with stone over time. The Domesday Survey of 1086 recorded "Ilbert's Castle" which probably referred to Pontefract Castle. Robert de Lacy failed to support King Henry I during his power struggle with his brother, and the King confiscated the castle from the family during the 12th century. Roger de Lacy paid King Richard I 3,000 marks for the Honour of Pontefract, but the King retained possession of the castle. His successor, King John gave Lacy the castle in 1199, the year he ascended the throne. Roger died in 1213 and