Saint Maternus of Cologne

Saint Maternus of Cologne, also known as Maternal or Materno, was an early bishop of Cologne, Germany. He played a significant role in combating the Donatist heresy, a schismatic movement that challenged the authority of the Catholic Church during the fourth and fifth centuries. Although there are old legends surrounding his birthplace, it is generally accepted that Maternus was born in Trier, Germany....