Gregory I (jan 1, 590 – jan 1, 604)
Description:
Gregory 1, also called "The Great", was the most representative of the early medieval popes. As bishop of Rome, he greatly expanded the power and authority of his office by defending its supremacy. He also promoted the existence of purgatory.Added to timeline:
Date:
jan 1, 590
jan 1, 604
~ 14 years