Editing 351 (section)

== Events ==
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=== By place ===

==== Roman Empire ====
* [[March 15]] &ndash; Emperor [[Constantius II]] elevates his 25-year-old cousin [[Constantius Gallus]] to [[Caesar (title)|Caesar]] at [[Sirmium]] ([[Pannonia]]). He arranges a marriage with his sister [[Constantina]], and puts him in charge of the Eastern portion of the [[Roman Empire]].<ref>{{cite book |last=Jones |year=1971 |first=A.H.M. |author2=J.R. Martindale |author3=J. Morris |title=The Prosopography of the Later Roman Empire Volume 1: A.D. 260–395 |page=224 |publisher=Cambridge University Press |isbn=0-521-07233-6 |url=https://archive.org/details/prosopography-later-roman-empire/PLRE-I/page/224/mode/1up|name-list-style=amp |authorlink=A. H. M. Jones |authorlink2=John Robert Martindale |authorlink3=John Morris (historian)}}</ref>
* Constantius marches West with a large field army (around 60,000 men) to topple [[Magnentius|Magnus Magnentius]] in [[Pannonia]].
* [[May 7]] &ndash; The [[Jewish revolt against Constantius Gallus]] breaks out. After his arrival at [[Antioch]], the [[Jews]] begin a rebellion in [[Syria Palaestina|Palestine]]. The Roman [[garrison]] in the town of [[Diocesarea]] is wiped out.  
* [[September 28]] &ndash; [[Battle of Mursa Major]]: Constantius II defeats the usurper Magnentius along the [[valley]] of the [[Drava]]. The battle is one of the bloodiest in [[Military history of ancient Rome|Roman military history]]. During the fighting [[Marcellinus (magister officiorum)|Marcellinus]], a general of Magnentius is killed; Magnentius himself survives.
* Winter &ndash; Magnentius flees to [[Aquileia]] in northern [[Italy]] and fortifies the mountain passes in the [[Alps]].

==== China ====
* Emperor [[Shi Zhi]], last ruler of the [[Later Zhao]] dynasty, is killed by [[Ran Min]]'s forces, an action that sets the stage for Wei's victory in the [[Wei–Jie war|Ran Wei–Later Zhao war]]. 
* [[Fú Jiàn]], an ethnic [[Di (Five Barbarians)|Di]], declares himself "Heavenly Prince" (''[[Tian Wang]]'') during the collapse of [[Later Zhao]], and establishes [[Former Qin]].

=== By topic ===

==== Art and Science ====
* In [[India]], a new process makes possible the extraction of [[sugar]] from [[sugarcane]].{{citation needed|date=March 2024}}

==== Religion ====
* [[Macedonius I of Constantinople|Macedonius]] is restored as [[Ecumenical Patriarch of Constantinople|Patriarch of Constantinople]].
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