Pope St. Gelasius I
?–496 CE · Rome
Gelasius I, described as African by descent, was among the most consequential popes of late antiquity. In a famous letter to Emperor Anastasius he articulated the doctrine of the 'two powers' (duo sunt): the sacred authority of priests and the royal power of kings each held its own sphere, with spiritual authority weightier in eternal matters. This formulation shaped Western thinking on church-state relations for a millennium. A prolific writer of letters and decrees, he upheld the Acacian breach with Constantinople, administered Rome through famine, and is associated with liturgical and disciplinary reforms. His learning and firmness made him a model of papal governance.
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RomeרומאItaly
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Rome in this era
Rome passed from weakened Western emperors into Ostrogothic hands under Theodoric (493) and then was bitterly contested during the Byzantine reconquest (535–554), yet its bishop — Pope Gregory the Great (590–604) — steered the church, organized missions, and preserved classical learning through the turmoil.
About Rome
Rome, on the Tiber in central Italy, grew from an Iron Age settlement into the capital of the Roman Republic and then of an empire that by the 1st century CE ruled the whole Mediterranean. Its Jewish community, attested from the 2nd century BCE, is among the oldest in Europe. Christian tradition holds that the apostles Peter and Paul died there, and the city became the seat of the popes. After the Western Empire ended in 476 it passed to Gothic kings, to Byzantium and then to papal rule as capital of the Papal States, until it became the capital of unified Italy in 1871. Vatican City, independent since 1929, lies within it.
In Rome at the same time
Boethius, Pope Pelagius I, Pope Anastasius II, Pope St. Felix III
Across the traditions, in Rome at the same time
In the same place & time
Sages whose lives overlapped with Pope St. Gelasius I’s in the same cities, drawn from their recorded journeys.
Across the traditions
In the same tradition
Boethius, Pope Pelagius I, Pope Anastasius II, Pope St. Felix III
The world in their lifetime
Thinkers and teachers of other traditions whose lives overlapped with Pope St. Gelasius I’s — a glimpse of the wider world they lived in. Drawn purely from recorded birth and death years.
Works
No works attributed in the corpus yet.