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,
Mary, Queen of Scots legal counsel and that as a foreign anointed queen she had never been an English subject and thus could not be convicted of treason. Mary was convicted on 25 October and sentenced to death with only one commissioner, Lord Zouche, expressing any form of dissent. Nevertheless, Elizabeth hesitated to order her execution, even in the face of pressure from the English Parliament to carry out the sentence. She was concerned that the killing of a queen set a discreditable precedent and was fearful of the consequences especially if, in retaliation, Mary's son, James, formed an alliance with the Catholic powers