What happened on September 28, 235?

Name: Pope Pontian becomes the first pope to abdicate from the role for St. Anterus
Start: 0235-09-28
End: 0235-09-28

Pope Pontian becomes the first pope to abdicate from the role for St. Anterus

236
Reign of St Anterus as Catholic Pope ends with his death after only 40 days
Reign of St Anterus as Catholic Pope ends with his death after only 40 days
236
Fabian begins his reign as Catholic Pope
The pope is the bishop of Rome and the head of the worldwide Catholic Church. He is also known as the supreme pontiff, Roman pontiff, or sovereign pontiff.
238
Gordian I and his son Gordian II are proclaimed co-emperors by the Roman Senate
Gordian III (Latin: Marcus Antonius Gordianus; 20 January 225 – 11 February 244) was Roman emperor from 238 to 244.
238
The Roman Senate and Praetorian Guard proclaim 13-year-old Gordian III as Emperor - the youngest-ever emperor of a unite
The Roman Senate and Praetorian Guard proclaim 13-year-old Gordian III as Emperor - the youngest-ever emperor of a united Rome [1]
240
BC First recorded perihelion passage of Halley's Comet
Halley's Comet is the only known short-period comet that is consistently visible to the naked eye from Earth, appearing every 72–80 years, though with the majority of recorded apparitions (25 of 30)…

What happened on September 28, 235?: Pope Pontian becomes the first pope to abdicate from the role for St. Anterus