She married King Philip II of Spain. That made King Philip II, a devout Catholic, King of England. She revived the laws against heresy. She had hundreds of Protestants burned at the stake, including the Archbishop of Canterbury, Thomas Cramner. Her harsh tactics earned her the name Bloody Mary. Fearing for their lives, many other English Protestants fled to Protestant-friendly Geneva, Switzerland. There, the exiles were helped by French Protestant reformer John Calvin (1509–1564).