question: Why did Edward Despenser (Died 1342)'s father die?
context: Title: Edward Despenser (died 1342)
  Passage: Edward le Despenser( died 1342) was a son of Hugh le Despenser the Younger by his wife Eleanor de Clare. His father, a favourite of Edward II of England, was executed in 1326. Through his mother, he was a great- grandson of Edward I of England.
  Title: Hugh Despenser the younger
  Passage: Hugh le Despenser, 1st Lord Despenser (c. 1286 – 24 November 1326), also referred to as "the younger Despenser", was the son and heir of Hugh le Despenser, Earl of Winchester (the elder Despenser) by his wife Isabella de Beauchamp, daughter of William de Beauchamp, 9th Earl of Warwick. He rose to national prominence as royal chamberlain and a favourite of Edward II of England. Despenser made many enemies across the nobility of England which, after the overthrow of Edward, eventually led to him being charged with high treason and ultimately hanged, drawn and quartered.
answer: hanged, drawn and quartered
citations: Edward Despenser (died 1342) Hugh Despenser the younger