Saint Teresa of Calcutta—considered one of the greatest humanitarians of the 20th Century—received the Nobel Peace Prize in 1979. In 1946, Mother Teresa petitioned the Catholic Church to let her leave the convent to which she had been assigned to work among the poor in the slums of Calcutta—a new congregation which become known as “the Missionaries of Charity.” This was just the beginning of her work among the poorest of the poor in India. At her death in 1997, there were more than 4,500 Mission