Saint Columba, sometimes referred to as Columba of Iona, or, in Old Irish, as Colm Cille, Columbkill, Columbkille or Columcille (meaning "Dove of the church") was an outstanding figure among the Gaelic missionary monks who, some of his advo...

After the repression of the frightful revolt, Justinian conceived the grandiose project of rebuilding the Great Church from its foundations. This time it was to be built on plans well in advance of the times, using new daring vaulting techn...

Saint Gregory of Tours was a Gallo-Roman historian and Bishop of Tours, which made him a leading prelate of Gaul. He was born Georgius Florentius, later adding the name Gregorius in honour of his maternal great-grandfather. He wrote in form...

Pope Saint Gregory the Great not only saved the Church, in times so frightful that the men who lived in them were sure that the end of the world was come, but he founded the great civilization which has lasted down to our day and of which...

Emperor Wen of Sui (581-604), personal name Yang Jian, was the founder and first emperor of China's Sui Dynasty. He was a hard-working administrator and a micromanager. As a Buddhist, he encouraged the spread of Buddhism through the state;...

The Rule of St. Benedict is a fairly short book, pocket-sized, and only 96 pages long. It is a good example of the statement, 'good things come in small packages'. Father Timothy Fry, OSB (which stands for 'Order of St. Benedict', and is us...

Saint Isidore of Seville served as Archbishop of Seville for more than three decades and is considered, as the 19th-century historian Montalembert put it in an oft-quoted phrase, "The last scholar of the ancient world". At a time of disi...

Sophronius was the Patriarch of Jerusalem from 634 until his death, and is venerated as a saint in the Catholic Church and the Eastern Orthodox Church. Before rising to the primacy of the see of Jerusalem, he was a monk and theologian who...

Emperor Gaozu of Tang China, born Li Yuan, was the founder of the Tang Dynasty of China, and the first emperor of this dynasty from 618 to 626. Under the shortlived Sui dynasty, Li Yuan was the governor in the area of modern-day Shanxi prov...

The Lombards (Latin Langobardi, Longobards found in older English texts), were Germanic people who migrated southwards to occupy the Hungarian plains during the 6th century and entered the late Roman Empire. Pressure from the Avars caus...

Muhammad was the founder of Islam. According to Islamic doctrine, he was a prophet and God's messenger, sent to present and confirm the monotheistic teachings preached previously by Adam, Abraham, Moses, Jesus, and other prophets. He is vie...

Abu Bakr As-Siddiq, popularly known by his nickname Abu Bakr was a senior companion (Sahabi) and the father-in-law of the Islamic prophet Muhammad. He ruled over the Rashidun Caliphate from 632–634 CE when he became the first Muslim Caliph...

Umar, also spelled Omar, Umar ibn Al-Khattab, Umar Son of Al-Khattab, was one of the most powerful and influential Muslim caliphs (rulers) in history. He was a companion of the Islamic prophet Muhammad. He succeeded Abu Bakr (632–634) as th...

Emperor Taizong of Tang, previously Prince of Qin, personal name Li Shimin, was the second emperor of the Tang dynasty of China, ruling from 626 to 649. He is traditionally regarded as a co-founder of the dynasty for his role in encouraging...

Brahmagupta was a great Indian mathematician and astronomer who wrote many important works on mathematics and astronomy. His best known work is the Brahmasphutasiddhanta (Correctly Established Doctrine of Brahma), written in 628 in Bhinmal...