Simon Fernandes time and piracy was an offence punishable by hanging, but in practice Fernandes was engaged in exactly the sort of behaviour to which Queen Elizabeth I of England was inclined to turn a blind eye. However, the Portuguese ambassador Francisco Giraldi vigorously protested Fernandes's activities to the Queen's ministers, after the alleged murder of seven Portuguese sailors, and in 1577 the 39-year-old Fernandes was arrested in Cardiff and taken to London to face trial. However, far from being hanged for his crimes, Fernandes was released, apparently with the connivance of Queen Elizabeth's spymaster Sir Francis Walsingham, who appears to have
Francis Walsingham sound out a potential peace deal and gather military intelligence. Charles IX died in 1574 and the Duke of Anjou inherited the French throne as Henry III. Between 1578 and 1581 the Queen resurrected attempts to negotiate a marriage with Henry III's youngest brother, the Duke of Alençon, who had put himself forward as a protector of the Huguenots and a potential leader of the Dutch. Walsingham was sent to France in mid-1581 to discuss an Anglo-French alliance, but the French wanted the marriage agreed first and Walsingham was under instruction to obtain a treaty before committing to the marriage.