__NOTOC__ Year 343 ( CCCXLIII) was a

common year starting on Saturday A common year starting on Saturday is any non-leap year (i.e. a year with 365 days) that begins on Saturday, 1 January, and ends on Saturday, 31 December. Its dominical letter hence is B. The most recent year of such kind was 2022, and the next ...

of the

Julian calendar The Julian calendar is a solar calendar of 365 days in every year with an additional leap day every fourth year (without exception). The Julian calendar is still used as a religious calendar in parts of the Eastern Orthodox Church and in parts ...

. At the time, it was known as the Year of the Consulship of Memmius and Romulus (or, less frequently, year 1096 ''

Ab urbe condita ''Ab urbe condita'' (; 'from the founding of Rome, founding of the City'), or (; 'in the year since the city's founding'), abbreviated as AUC or AVC, expresses a date in years since 753 BC, 753 BC, the traditional founding of Rome. It is ...

''). The denomination 343 for this year has been used since the early medieval period, when the

Anno Domini The terms (AD) and before Christ (BC) are used when designating years in the Gregorian calendar, Gregorian and Julian calendar, Julian calendars. The term is Medieval Latin and means "in the year of the Lord" but is often presented using "o ...

calendar era A calendar era is the period of time elapsed since one '' epoch'' of a calendar and, if it exists, before the next one. For example, the current year is numbered in the Gregorian calendar, which numbers its years in the Western Christian era ...

became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

* The Western Roman Emperor

Constans I Flavius Julius Constans ( 323 – 350), also called Constans I, was Roman emperor from 337 to 350. He held the imperial rank of '' caesar'' from 333, and was the youngest son of Constantine the Great. After his father's death, he was made ''a ...

is in

Britain Britain most often refers to: * Great Britain, a large island comprising the countries of England, Scotland and Wales * The United Kingdom of Great Britain and Northern Ireland, a sovereign state in Europe comprising Great Britain and the north-eas ...

, possibly in a military campaign against the

Picts The Picts were a group of peoples in what is now Scotland north of the Firth of Forth, in the Scotland in the early Middle Ages, Early Middle Ages. Where they lived and details of their culture can be gleaned from early medieval texts and Pic ...

and Scots (the last visit to Britain by a legitimate emperor). * The Eastern Roman Emperor

Constantius II Constantius II (; ; 7 August 317 – 3 November 361) was Roman emperor from 337 to 361. His reign saw constant warfare on the borders against the Sasanian Empire and Germanic peoples, while internally the Roman Empire went through repeated civ ...

campaigns in

Adiabene Adiabene ( Greek: Αδιαβηνή, ) was an ancient kingdom in northern Mesopotamia, corresponding to the northwestern part of ancient Assyria. The size of the kingdom varied over time; initially encompassing an area between the Zab Rivers, it ...

, a

vassal A vassal or liege subject is a person regarded as having a mutual obligation to a lord or monarch, in the context of the feudal system in medieval Europe. While the subordinate party is called a vassal, the dominant party is called a suzerain ...

kingdom of Armenia (

Persian Empire The Achaemenid Empire or Achaemenian Empire, also known as the Persian Empire or First Persian Empire (; , , ), was an Iranian empire founded by Cyrus the Great of the Achaemenid dynasty in 550 BC. Based in modern-day Iran, it was the larg ...

By topic

Religion

Pope Julius I Pope Julius I was the bishop of Rome from 6 February 337 to his death on 12 April 352. He was appealed to by Athanasius when the latter was deposed from his position as patriarch by Arian bishops, Julius then supported Athanasius and condemned hi ...

tries to unite the Western

bishop A bishop is an ordained member of the clergy who is entrusted with a position of Episcopal polity, authority and oversight in a religious institution. In Christianity, bishops are normally responsible for the governance and administration of di ...

s against

Arianism Arianism (, ) is a Christology, Christological doctrine which rejects the traditional notion of the Trinity and considers Jesus to be a creation of God, and therefore distinct from God. It is named after its major proponent, Arius (). It is co ...

by convoking the Council of Serdica (later

Sofia Sofia is the Capital city, capital and List of cities and towns in Bulgaria, largest city of Bulgaria. It is situated in the Sofia Valley at the foot of the Vitosha mountain, in the western part of the country. The city is built west of the Is ...

), which acknowledges the pope's supreme authority and grants him the right to judge cases involving the legal possession of

episcopal see An episcopal see is the area of a bishop's ecclesiastical jurisdiction. Phrases concerning actions occurring within or outside an episcopal see are indicative of the geographical significance of the term, making it synonymous with ''diocese'' ...

s, but only Western and Egyptian bishops attend, and Arianism remains strong.

Births

* Fu Deng, Chinese emperor of the Di state

Former Qin Qin, known as the Former Qin and Fu Qin (苻秦) in historiography, was a Dynasties of China, dynastic state of China ruled by the Fu (Pu) clan of the Di (Five Barbarians), Di peoples during the Sixteen Kingdoms period. Founded in the wake of ...

(d. 394) * Jin Mudi, Chinese emperor of the Eastern Jin Dynasty (d. 361) * Xiao Wenshou (or Xiaoyi), Chinese empress dowager (d. 423) * Xie Xuan, Chinese general of the Jin Dynasty (d. 388)

Deaths

* December 6 –

Saint Nicholas Saint Nicholas of Myra (traditionally 15 March 270 – 6 December 343), also known as Nicholas of Bari, was an early Christian bishop of Greeks, Greek descent from the maritime city of Patara (Lycia), Patara in Anatolia (in modern-day Antalya ...

(or

Santa Claus Santa Claus (also known as Saint Nicholas, Saint Nick, Father Christmas, Kris Kringle or Santa) is a legendary figure originating in Western Christian culture who is said to bring gifts during the late evening and overnight hours on Chris ...

) (b. 270) * Li Shou (or Wukao), Chinese emperor of

Cheng Han Cheng-Han (; 303 or 304 – 347) was a dynastic state of China listed as one of the Sixteen Kingdoms in Chinese historiography. Ruled by the Li clan of the Ba-Di people, its territory was based in what is modern-day Sichuan Province, China. The ...

(b.

300 __NOTOC__ Year 300 ( CCC) was a leap year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Constantius and Valerius (or, less frequently, year 1053 ''Ab urbe condita''). The denomination 300 ...

)

References

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