years Knox declared this message as an itinerant evangelist. He also had input into two key documents of the English Reformation --The Book of Common Prayer and The Articles of Religion.
But King Edward VI, who was a devout Protestant and was enamored with Knox, died in 1553. Mary Tudor, a steadfast Catholic, succeeded him.Her systematic and ruthless persecution of Protestants, which earned her the nickname "Bloody Mary," caused Knox to flee England for the European continent.