Athanasius I of Alexandria, also called Athanasius the Great, Athanasius the Confessor, or, among Coptic Christians, Athanasius the Apostolic, was a Christian theologian and the 20th patriarch of Alexandria. His intermittent episcopacy spanned 45 years, of which over 17 encompassed five exiles, when he was replaced on the order of four different Roman emperors. Athanasius was a Church Father, the chief defender of Trinitarianism against Arianism, and a noted Egyptian Christian leader of the fourth century.
Clement of Rome, also known as Pope Clement I, was the bishop of Rome in the late first century AD. He is listed by Irenaeus and Tertullian as the bishop of Rome, holding office from 88 AD to his death in 99 AD. He is considered to be the first Apostolic Father of the Church, one of the three chief ones together with Polycarp and Ignatius of Antioch.
Copts are a Christian ethnoreligious group indigenous to North Africa who have primarily inhabited the area of modern Egypt and Sudan since antiquity. Most ethnic Copts are Coptic Oriental Orthodox Christians. They are the largest Christian denomination in Egypt and the Middle East, as well as in Sudan and Libya. Copts in Egypt account for roughly 5–15 percent of the Egyptian population; Copts in Sudan account for 1 percent of the Sudanese population, while Copts in Libya similarly account for 1 percent of the Libyan population.
The Donation of Constantine is a forged Roman imperial decree by which the 4th-century emperor Constantine the Great supposedly transferred authority over Rome and the western part of the Roman Empire to the Pope. Composed probably in the 8th century, it was used, especially in the 13th century, in support of claims of political authority by the papacy.
Saint Eustace is revered as a Christian martyr. According to legend, he was martyred in AD 118, at the command of emperor Hadrian. Eustace was a pagan Roman general, who converted to Christianity after he had a vision of the cross while hunting. He lost all his wealth, was separated from his wife and sons, and went into exile in Egypt. Called back to lead the Roman army by emperor Trajan, Eustace was happily reunited with his family and restored to high social standing, but after the death of Trajan, he and his family were martyred under Hadrian for refusing to sacrifice to pagan Roman gods.
Sergiusand Bacchus were fourth-century Syrian Christian soldiers revered as martyrs and military saints by the Catholic, Eastern Orthodox and Oriental Orthodox Churches. Their feast day is 7 October.
June 24 - Eastern Orthodox Church calendar - June 26
John and Paul are saints who lived during the fourth century in the Roman Empire. They were martyred at Rome on 26 June. The year of their martyrdom is uncertain according to their Acts; it occurred under Julian the Apostate (361–363).
Paganism is commonly used to refer to various religions that existed during Antiquity and the Middle Ages, such as the Greco-Roman religions of the Roman Empire, including the Roman imperial cult, the various mystery religions, religions such as Neoplatonism and Gnosticism, and more localized ethnic religions practiced both inside and outside the empire. During the Middle Ages, the term was also adapted to refer to religions practiced outside the former Roman Empire, such as Germanic paganism, Egyptian paganism and Baltic paganism.
Eusebius of Rome, the founder of the church on the Esquiline Hill in Rome that bears his name, is listed in the Roman Martyrology as one of the saints venerated on 14 August.
Christianity in the 4th century was dominated in its early stage by Constantine the Great and the First Council of Nicaea of 325, which was the beginning of the period of the First seven Ecumenical Councils (325–787), and in its late stage by the Edict of Thessalonica of 380, which made Nicene Christianity the state church of the Roman Empire.
The Church of St. Julian of the Flemings is a Roman Catholic church dedicated to Saint Julian the Hospitaller, located in Rome, Italy. Historically, the church has been the National Church in Rome of the Southern Netherlands and, in 1830, became the national church of the Kingdom of Belgium.
The Gnomon of Saint-Sulpice is an astronomical measurement device located in the Church of Saint-Sulpice in Paris, France. It is a gnomon, a device designed to cast a shadow on the ground in order to determine the position of the sun in the sky. In early modern times, other gnomons were also built in several Italian and French churches in order to better calculate astronomical events. Those churches are Santa Maria del Fiore in Florence, San Petronio in Bologna, and the Church of the Certosa in Rome. These gnomons ultimately fell into disuse with the advent of powerful telescopes.
Flavius Gallicanus was a consul of the Roman Empire in 330. He might be identified with the historical character behind the myth of Saint Gallicanus, who died, according to tradition, in 362, and whose day is June 25.
Ovinius Gallicanus was a senator of the Roman Empire, probably the first Christian Roman consul.
Mercurius was a Roman soldier of Scythian descent who became a Christian saint and martyr. He was born in the city of Eskentos in Cappadocia, in Eastern Asia Minor. According to Christian tradition, he was the soldier who killed Julian the apostate during his campaign in Persia. Saint Mercurius was also widely known by his Arabic-language name Abu-Sayfain, Abu-Sifin or Abu-Sefein in Egyptian Arabic which means "father of two swords", referring to the second sword given to him by the Archangel Michael.
Saint Bavo of Ghent is a Roman Catholic and Eastern Orthodox saint. He was the son of Pepin of Landen and the brother of saints Begga and Gertrude of Nivelles.
Stephen is traditionally venerated as the protomartyr or first martyr of Christianity. According to the Acts of the Apostles, he was a deacon in the early church at Jerusalem who angered members of various synagogues by his teachings. Accused of blasphemy at his trial, he made a speech denouncing the Jewish authorities who were sitting in judgment on him and was then stoned to death. Saul of Tarsus, later known as Paul, a Pharisee and Roman citizen who would later become a Christian apostle, participated in Stephen's martyrdom.
Josip Uhač was a papal diplomat and secretary of the Congregation for the Evangelization of the Peoples.
Crispus, Crispinianus and Benedicta were Roman Christian martyrs, venerated after their death as saints. According to hagiographical accounts, their death followed as a result of the martyrdom of Saints John and Paul. According to the Acta Sanctorum, they were killed during the reign of Julian. This would place their deaths during the years 361 to 363 AD. The traditional date of their martyrdom is 27 June 362.
