Elizabeth I of England Plot of 1586, Elizabeth's spymaster Sir Francis Walsingham and the royal council keenly assembled a case against her. At first, Elizabeth resisted calls for Mary's death. By late 1586, she had been persuaded to sanction her trial and execution on the evidence of letters written during the Babington Plot. Elizabeth's proclamation of the sentence announced that "the said Mary, pretending title to the same Crown, had compassed and imagined within the same realm divers things tending to the hurt, death and destruction of our royal person." On 8 February 1587, Mary was beheaded at Fotheringhay Castle, Northamptonshire. After Mary's execution,
Fotheringhay Castle confiscate many baronial castles; this proved unpopular with the barons and, to appease them, John began reversing his actions in 1215. Fotheringhay was amongst the castles he returned to their previous owners that year. David, Earl of Huntingdon, rebelled against the king, and his property was granted to William Marshal, 2nd Earl of Pembroke. In 1218, Marshal had been ordered to return the earl's estates, but had retained possession of at least Fotheringhay Castle. When David died in June 1219, the Earl of Pembroke still held Fotheringhay despite King Henry III of England. Alexander II, King of Scotland, had a