Caesar the Brave (Caesarius, ) was the admiral of the fleet of the

Duchy of Naples The Duchy of Naples (, ) began as a Byzantine province that was constituted in the seventh century, in the lands roughly corresponding to the current province of Naples that the Lombards had not conquered during their invasion of Italy in the si ...

during the reigns (840 – 870 AD) of his father, Sergius I, and brother, Gregory III. In 846, he commanded the Neapolitan contingent in the

Christian A Christian () is a person who follows or adheres to Christianity, a Monotheism, monotheistic Abrahamic religion based on the life and teachings of Jesus in Christianity, Jesus Christ. Christians form the largest religious community in the wo ...

victory over the

Saracens file:Erhard Reuwich Sarazenen 1486.png, upright 1.5, Late 15th-century History of Germany, German woodcut depicting Saracens ''Saracen'' ( ) was a term used both in Greek language, Greek and Latin writings between the 5th and 15th centuries to ...

Gaeta Gaeta (; ; Southern Latian dialect, Southern Laziale: ''Gaieta'') is a seaside resort in the province of Latina in Lazio, Italy. Set on a promontory stretching towards the Gulf of Gaeta, it is from Rome and from Naples. The city has played ...

. In 849, he commanded the Neapolitans at the

Battle of Ostia The naval Battle of Ostia took place in 849 in the Tyrrhenian Sea between a Muslim fleet and an Italian league of Papal States, Papal, Duchy of Naples, Neapolitan, Duchy of Amalfi, Amalfitan, and Duchy of Gaeta, Gaetan ships. The battle ended in ...

. In May 859, a massive joint expedition of

Salerno Salerno (, ; ; ) is an ancient city and ''comune'' (municipality) in Campania, southwestern Italy, and is the capital of the namesake province, being the second largest city in the region by number of inhabitants, after Naples. It is located ...

Naples Naples ( ; ; ) is the Regions of Italy, regional capital of Campania and the third-largest city of Italy, after Rome and Milan, with a population of 908,082 within the city's administrative limits as of 2025, while its Metropolitan City of N ...

Amalfi Amalfi (, , ) is a town and ''comune'' in the province of Salerno, in the region of Campania, Italy, on the Gulf of Salerno. It lies at the mouth of a deep ravine, at the foot of Monte Cerreto (1,315 metres, 4,314 feet), surrounded by dramatic c ...

, and Suessola marched on

Capua Capua ( ; ) is a city and ''comune'' in the province of Caserta, in the region of Campania, southern Italy, located on the northeastern edge of the Campanian plain. History Ancient era The name of Capua comes from the Etruscan ''Capeva''. The ...

. Count Lando I was in a paralysis at that time and his son Lando II took up arms to defend the city. He defeated the forces sent against them, led by Caesar and Gregory, at the bridge of Teodemondo over the

Volturno The Volturno (ancient Latin name Volturnus, from ''volvere'', to roll) is a river in south-central Italy. Geography It rises in the Abruzzese central Apennines of Samnium near Castel San Vincenzo (province of Isernia, Molise) and flows southe ...

. Caesar was captured with 800 soldiers and led back to Capua in chains.

Erchempert Erchempert () was a Benedictine monk of the Abbey of Monte Cassino in Italy in the final quarter of the ninth century. He chronicled a history of the Lombard Principality of Benevento, in the '' Langobardia Minor'', giving an especially vivid acco ...

places the battle on 8 May, the day of

Michael the Archangel Michael, also called Saint Michael the Archangel, Archangel Michael and Saint Michael the Taxiarch is an archangel and the warrior of God in Christianity, Judaism, and Islam. The earliest surviving mentions of his name are in third- and second- ...

, whose cult was popular among the

Lombards The Lombards () or Longobards () were a Germanic peoples, Germanic people who conquered most of the Italian Peninsula between 568 and 774. The medieval Lombard historian Paul the Deacon wrote in the ''History of the Lombards'' (written betwee ...

. It is therefore significant to Erchempert (a Lombard) that the Lombard Lando should defeat a largely Greek army on such a day. In 870 Caesar was imprisoned by his nephew, Sergius II, having opposed his closeness to the

Aghlabid The Aghlabid dynasty () was an Arab dynasty centered in Ifriqiya (roughly present-day Tunisia) from 800 to 909 that conquered parts of Sicily, Southern Italy, and possibly Sardinia, nominally as vassals of the Abbasid Caliphate. The Aghlabids ...

s, and he died in prison.Kreutz, p. 73

Sources

* *Llewellyn, Peter. ''Rome in the Dark Ages''. London: Faber and Faber, 1970.

Notes

9th-century births 9th-century deaths Italian admirals 9th-century Italian nobility Medieval admirals {{Italy-mil-bio-stub