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Pope Leo IV

pope of the Catholic Church

8 dated entries naming Pope Leo IV, drawn from 7 separate years between 790 CE and 855 CE. Nothing here is written by us: each line is the sentence a Wikipedia year article used, and the link beside it opens the exact revision.

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8th century

  • 790Leo IV, pope of the Catholic Church (d. 855)source

9th century

  • 846Muslim forces attempt to raid Rome but only pillage the countryside around the city before being beaten back by Duke Guy I of Spoleto. In the aftermath, Pope Leo IV starts walling the area around the Vatican hill, creating the Leonine City.source
  • 847April 10 – Leo IV is consecrated 103rd pope of Rome (where he was born c.790). Because of the sense of urgency driven by the previous year's Arab raid against Rome, he is consecrated without waiting for the consent of the Holy Roman Emperor. He will reign until 855.source
  • 848Pope Leo IV builds (on the opposite of the Tiber River) the Leonine City, a fortified three-kilometre wall that encircles the Vatican Hill and Borgo, to defend Rome.source
  • 849Summer – Battle of Ostia: A Saracen Arab fleet from Sardinia sets sail towards Rome. In response, Pope Leo IV forms a coalition of maritime Italian cities, including Naples, Amalfi and Gaeta, led by Admiral Caesar — which is assembled off the re-fortified port of Ostia — and repels the Saracen marauders. Their navy is scattered, resulting in many sunken vessels. Rome is saved from plunder and the expansion of the Aghlabids.source
  • 850King Louis II, the eldest son of Lothair I, is crowned joint emperor by Pope Leo IV at Rome, and becomes co-ruler of the Middle Frankish Kingdom.source
  • 855July 17 – Leo IV, pope of the Catholic Church (b. 790)source
  • 855July 17 – Pope Leo IV dies after an 8-year reign, and is succeeded by Benedict III as the 104th pope of Rome. Anastasius is made anti-pope by Lothair I.source

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