The Freemasonry, with the literal meaning of "free masons," formed in the 18th century in the United Kingdom, was a religious brotherhood organization and was currently the world's largest secret organization. They claimed to promote fraternity, kindness, virtue, and the pursuit of human survival. Its members included many famous people and politicians in the world. Its origins weren't yet defined. According to the interpretation of its program literature, the History of the First Part of the Masonic Charter, the Freemasonry originated in 4000 BC and they called themselves descendants of Cain with knowledge of the mysteries of nature and secrets of the universe.