__NOTOC__ Year 240 ( CCXL) was a

leap year starting on Wednesday A leap year starting on Wednesday is any year with 366 days (i.e. it includes 29 February) that begins on Wednesday 1 January and ends on Thursday 31 December. Its dominical letters hence are ED. The most recent year of such kind was 2020 and t ...

(link will display the full calendar) of the

Julian calendar The Julian calendar, proposed by Roman consul Julius Caesar in 46 BC, was a reform of the Roman calendar. It took effect on , by edict. It was designed with the aid of Greek mathematicians and astronomers such as Sosigenes of Alexandr ...

. At the time, it was known as the Year of the Consulship of Sabinus and Venustus (or, less frequently, year 993 ''

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

''). The denomination 240 for this year has been used since the early medieval period, when the

Anno Domini The terms (AD) and before Christ (BC) are used to label or number years in the Julian and Gregorian calendars. The term is Medieval Latin and means 'in the year of the Lord', but is often presented using "our Lord" instead of "the Lord", ...

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, it is the year as per the Gregorian calendar, which numbers its years in the Western Christian era (the Coptic ...

became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

* The

Roman Empire The Roman Empire ( la, Imperium Romanum ; grc-gre, Βασιλεία τῶν Ῥωμαίων, Basileía tôn Rhōmaíōn) was the post-Republican period of ancient Rome. As a polity, it included large territorial holdings around the Mediterr ...

is threatened on several fronts at the same time. Africa revolts and tribes in northwest

Germania Germania ( ; ), also called Magna Germania (English: ''Great Germania''), Germania Libera (English: ''Free Germania''), or Germanic Barbaricum to distinguish it from the Roman province of the same name, was a large historical region in north- ...

, under the name of the

Franks The Franks ( la, Franci or ) were a group of Germanic peoples whose name was first mentioned in 3rd-century Roman sources, and associated with tribes between the Lower Rhine and the Ems River, on the edge of the Roman Empire.H. Schutz: Tools, ...

, are raiding the

Rhine ), Surselva, Graubünden, Switzerland , source1_coordinates= , source1_elevation = , source2 = Rein Posteriur/Hinterrhein , source2_location = Paradies Glacier, Graubünden, Switzerland , source2_coordinates= , so ...

frontier.

Persia

April 12 Events Pre-1600 * 240 – Shapur I becomes co-emperor of the Sasanian Empire with his father Ardashir I. * 467 – Anthemius is elevated to Emperor of the Western Roman Empire. * 627 – King Edwin of Northumbria is converted to ...

– Prince

Shapur I Shapur I (also spelled Shabuhr I; pal, 𐭱𐭧𐭯𐭥𐭧𐭥𐭩, Šābuhr ) was the second Sasanian King of Kings of Iran. The dating of his reign is disputed, but it is generally agreed that he ruled from 240 to 270, with his father Ardas ...

becomes co-ruler of the

Sasanian Empire The Sasanian () or Sassanid Empire, officially known as the Empire of Iranians (, ) and also referred to by historians as the Neo-Persian Empire, was the History of Iran, last Iranian empire before the early Muslim conquests of the 7th-8th cen ...

with his father King

Ardashir I Ardashir I (Middle Persian: 𐭠𐭥𐭲𐭧𐭱𐭲𐭥, Modern Persian: , '), also known as Ardashir the Unifier (180–242 AD), was the founder of the Sasanian Empire. He was also Ardashir V of the Kings of Persis, until he founded the new emp ...

. * Siege of Hatra: The Sasanians besiege the capital of the

Kingdom of Hatra The Kingdom of Hatra was a 2nd-century Arab kingdom located between the Roman Empire and the Parthian Empire, mostly under Parthian suzerainty, located in modern-day northern Iraq. Name The name of "Hatra" appears various times in the Aramaic ...

ruled by

Sanatruq II , temple name = , house = , house-type = , father = Abdsamiya , mother = , religion = , occupation = , signature_type = , signature = , module = Sanatruq II (Hatran Aramaic: 𐣮𐣭𐣨𐣣� ...

India

Maharaja Sri-Gupta Gupta ( Gupta script: ''Gu-pta'', fl. late 3rd century CE) was the founder of the Gupta dynasty of northern India. He is identified with king Che-li-ki-to (believed to be the Chinese transcription of "''Shri''-Gupta"), who, according to the 7 ...

becomes ruler of the

Gupta Empire The Gupta Empire was an ancient Indian empire which existed from the early 4th century CE to late 6th century CE. At its zenith, from approximately 319 to 467 CE, it covered much of the Indian subcontinent. This period is considered as the Gol ...

(approximate date).

By topic

Religion

Mani Mani may refer to: Geography * Maní, Casanare, a town and municipality in Casanare Department, Colombia * Mani, Chad, a town and sub-prefecture in Chad * Mani, Evros, a village in northeastern Greece * Mani, Karnataka, a village in Dakshi ...

, a young mystic of

Ctesiphon Ctesiphon ( ; Middle Persian: 𐭲𐭩𐭮𐭯𐭥𐭭 ''tyspwn'' or ''tysfwn''; fa, تیسفون; grc-gre, Κτησιφῶν, ; syr, ܩܛܝܣܦܘܢThomas A. Carlson et al., “Ctesiphon — ܩܛܝܣܦܘܢ ” in The Syriac Gazetteer last modi ...

, proclaims himself a

prophet In religion, a prophet or prophetess is an individual who is regarded as being in contact with a divine being and is said to speak on behalf of that being, serving as an intermediary with humanity by delivering messages or teachings from the s ...

at the court of Ardashir I. He preaches his doctrine,

Manichaeism Manichaeism (; in New Persian ; ) is a former major religionR. van den Broek, Wouter J. Hanegraaff ''Gnosis and Hermeticism from Antiquity to Modern Times''SUNY Press, 1998 p. 37 founded in the 3rd century AD by the Parthian Empire, Parthian ...

, throughout the Sassanid Empire.

Births

Lucian of Antioch Lucian of Antioch (c. 240 – January 7, 312), known as Lucian the Martyr, was a Christian presbyter, theologian and martyr. He was noted for both his scholarship and ascetic piety. History According to Suidas, Lucian was born at Samosata, Kom ...

, Syrian theologian and martyr (d. 312) *

Sporus of Nicaea Sporus of Nicaea ( el, Σπόρος; c. 240 – c. 300) was a Greek mathematician and astronomer, probably from Nicaea, ancient district Bithynia (modern-day Iznik) in province Bursa, in modern-day Turkey. Much of his work focused on squaring the ...

, Greek mathematician (approximate date) *

Zenobia Septimia Zenobia ( Palmyrene Aramaic: , , vocalized as ; AD 240 – c. 274) was a third-century queen of the Palmyrene Empire in Syria. Many legends surround her ancestry; she was probably not a commoner and she married the ruler of the city ...

, queen of the

Palmyrene Empire The Palmyrene Empire was a short-lived breakaway state from the Roman Empire resulting from the Crisis of the Third Century. Named after its capital city, Palmyra, it encompassed the Roman provinces of Syria Palaestina, Arabia Petraea, and Egypt, ...

(d. 274)

Deaths

Ammonius Saccas Ammonius Saccas (; grc-gre, Ἀμμώνιος Σακκᾶς; 175 AD242 AD) was a Hellenistic Platonist self-taught philosopher from Alexandria, generally regarded as the precursor of Neoplatonism and/or one of its founders. He is mainly known as ...

Neoplatonic Neoplatonism is a strand of Platonic philosophy that emerged in the 3rd century AD against the background of Hellenistic philosophy and religion. The term does not encapsulate a set of ideas as much as a chain of thinkers. But there are some id ...

philosopher (approximate date) * Herodian of Antioch, Roman historian and writer (b. 170) * Huang Quan (or Gongheng), Chinese general

References

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