Short answers, pulled from the story.
Henry Percy 6th Earl of Northumberland was married to Mary Talbot, the daughter of the Earl of Shrewsbury. The marriage was finalized by early 1524 or 1525 and was characterized by resentment and mutual suspicion rather than affection.
Henry Percy 6th Earl of Northumberland died on the 30th of June 1537. He was buried in St Augustin's Church, which is now the site of St John at Hackney parish church.
Henry Percy 6th Earl of Northumberland collapsed during the trial of Anne Boleyn because he formed one of the jury for the woman he had once loved. The weight of the guilty verdict crushed him and caused a physical manifestation of his emotional devastation.
During the Pilgrimage of Grace in September 1536, Henry Percy 6th Earl of Northumberland remained loyal to the Crown despite pressure from his family. He refused rebel leader Robert Aske's request to resign his commands and was sent to York to protect him from his own followers.
Henry Percy 6th Earl of Northumberland died on the 30th of June 1537 after suffering from an ague and mental decline. His death left the earldom in abeyance until it was revived in favor of his nephew Thomas.