Editing 456 (section)

== Events ==
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=== By place ===
==== Roman Empire ====
* [[March]] &ndash; Emperor [[Marcian]] sends an [[Diplomatic mission|embassy]] to [[Carthage]], to end the [[Vandals|Vandal]] raids in the Mediterranean from their strongholds in North Africa, and quells disturbances on the [[Armenia]]n frontier.
* Emperor [[Avitus]] sends a [[Germanic peoples|Germanic]] naval expedition under command of [[Ricimer]], to defend [[Sicily]]. They defeat the Vandals twice: on land at the [[Battle of Agrigentum (456)|Battle of Agrigentum]], and in a [[Battle of Corsica|sea battle]] off [[Corsica]].   
* Summer &ndash; [[Capua]] is destroyed by the Vandals. Ricimer is unable to end [[piracy]] in the western Mediterranean. Backed by his popularity, he gains the consent of the [[Roman Senate|Senate]] for an expedition against Avitus.
* [[September 17]] &ndash; [[Remistus]], Roman general  (''[[magister militum]]''), is [[Siege|besiege]]d with a Gothic force at [[Ravenna]] and later executed in the Palace ''in Classis'', outside the city.
* [[October 5]] &ndash; The [[Visigoths]] under King [[Theodoric II]], acting on orders of Avitus, invade Spain with an army of [[Burgundians]], [[Franks]] and [[Goths]], led by their kings [[Chilperic I of Burgundy|Chilperic I]] and [[Gondioc]]. They defeat the [[Suebi]] under King [[Rechiar]] on the [[Órbigo|Urbicus]] River, near [[Astorga, Spain|Astorga]] ([[Gallaecia]]); this shatters the power of the Suebi. 
* [[October 17]] &ndash; Battle of Placentia: Ricimer, supported by [[Majorian]] (''[[Domesticus (Roman Empire)|comes domesticorum]]''), defeats the usurper Avitus near [[Piacenza]] (northern Italy). They compel him to renounce the [[Tyrian purple|purple]], and Avitus is obliged to become [[Roman Catholic Diocese of Piacenza-Bobbio|bishop of Piacenza]].<ref>{{cite book|title=A new general biographical dictionary, Volume 2|authorlink=Hugh James Rose|first=Hugh James|last=Rose|date=April 25, 2024 |url=https://books.google.com/books?id=tZBom_-eQcsC&dq=456&pg=PA398|page=398}}</ref><ref>{{cite book|title=A Dictionary of the Roman Empire|authorlink=Matthew Bunson|first=Matthew|last=Bunson|publisher=[[OUP USA]]|year=1995|isbn=9780195102338|url=https://books.google.com/books?id=HsrGEFpW80UC&dq=456&pg=PA49|page=49}}</ref>
* [[October 28]] &ndash; The Visigoths brutally sack the Suebi's capital of [[Braga]] (modern Portugal); churches are burnt to the ground. Rechiar flees wounded from the battlefield.
* [[December]] - [[Rechiar]], first Germanic king to convert to [[Nicene Christianity]], is captured at [[Porto|Oporto]] and executed.

==== Britannia ====
* [[Saint Patrick]] leaves Britain once more to evangelise Ireland as a [[missionary]] [[bishop]]. 
*The [[Anglo-Saxons]] call the [[Britons (Celtic people)|British]] nobles to a peace conference at [[Stonehenge]], but turn on them and massacre almost everyone (approximate date).

==== Asia ====
* After a 10-year reign, [[Emperor Ankō]] is assassinated by the 10-year-old Mayowa no Ōkimi (prince Mayowa), in retaliation for the execution of his father. He is succeeded by his brother [[Emperor Yūryaku|Yūryaku]] who becomes the 21st emperor of Japan. 
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