__NOTOC__ Year 290 ( CCXC) was a

common year starting on Wednesday A common year starting on Wednesday is any non-leap year (a year with 365 days) that begins on Wednesday, January 1, and ends on Wednesday, December 31. Its dominical letter hence is E. The current year, 2025, is a common year starting on Wedne ...

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 ...

. In the

Roman Empire The Roman Empire ruled the Mediterranean and much of Europe, Western Asia and North Africa. The Roman people, Romans conquered most of this during the Roman Republic, Republic, and it was ruled by emperors following Octavian's assumption of ...

, it was known as the Year of the Consulship of Valerius and Valerius (or, less frequently, year 1043 ''

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 290 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

* Emperor

Diocletian Diocletian ( ; ; ; 242/245 – 311/312), nicknamed Jovius, was Roman emperor from 284 until his abdication in 305. He was born Diocles to a family of low status in the Roman province of Dalmatia (Roman province), Dalmatia. As with other Illyri ...

campaigns with success against Arabic enemies. * Following his victory over Emperor

Maximian Maximian (; ), nicknamed Herculius, was Roman emperor from 286 to 305. He was ''Caesar (title), Caesar'' from 285 to 286, then ''Augustus (title), Augustus'' from 286 to 305. He shared the latter title with his co-emperor and superior, Diocleti ...

's fleet, the usurper

Carausius Marcus Aurelius Mausaeus Carausius (died 293) was a military commander of the Roman Empire in the 3rd century. He was a Menapian from Belgic Gaul, who usurped power in 286, during the Carausian Revolt, declaring himself emperor in Britain and ...

invades the European mainland and re-establishes his military and administrative presence in northern Gaul.

Asia

May 16 Events Pre-1600 * 946 – Emperor Suzaku abdicates the throne in favor of his brother Murakami who becomes the 62nd emperor of Japan. * 1204 – Baldwin IX, Count of Flanders is crowned as the first Emperor of the Latin Empire. *13 ...

– Emperor Wu of Jin, founder of the

Western Jin Dynasty Western may refer to: Places *Western, Nebraska, a village in the US * Western, New York, a town in the US * Western Creek, Tasmania, a locality in Australia * Western Junction, Tasmania, a locality in Australia *Western world, countries that ...

, dies after a 25-year reign. He reunified north and south, but gave away many

dukedoms Dukedom may refer to: * The title and office of a duke * Duchy, a realm ruled by a duke or duchess * Dukedom, Kentucky and Tennessee Dukedom is an unincorporated community in both Graves County, Kentucky and Weakley County, Tennessee, straddl ...

to his kinsmen. Crown Prince

Sima Zhong Emperor Hui of Jin (; 259 – January 8, 307), personal name Sima Zhong (司馬衷), courtesy name Zhengdu (正度), was the second emperor of the Western Jin dynasty. Emperor Hui was a developmentally disabled ruler, and throughout his reign, the ...

succeeds his father, and has to deal with conflicts among the

aristocratic Aristocracy (; ) is a form of government that places power in the hands of a small, privileged ruling class, the aristocrats. Across Europe, the aristocracy exercised immense economic, political, and social influence. In Western Christian co ...

families in

China China, officially the People's Republic of China (PRC), is a country in East Asia. With population of China, a population exceeding 1.4 billion, it is the list of countries by population (United Nations), second-most populous country after ...

Births

Abramios the Recluse Saint Abramios the Recluse (290–360) was an early Christian hermit and ascetic from Edessa. He is the same as Abraham of Kidunaja. Biography Abramios was born in 290 AD in Edessa (modern-day Şanlıurfa, Turkey). On the day of his wedding ...

, Christian

hermit A hermit, also known as an eremite (adjectival form: hermitic or eremitic) or solitary, is a person who lives in seclusion. Eremitism plays a role in a variety of religions. Description In Christianity, the term was originally applied to a Chr ...

and ascetic (d.

360 360 may refer to: * 360 (number) * 360 AD, a year * 360 BC, a year * 360 degrees, a turn Businesses and organizations * 360 Architecture, an American architectural design firm * Ngong Ping 360, a tourism project in Lantau Island, Hong Kong ...

) *

Pappus of Alexandria Pappus of Alexandria (; ; AD) was a Greek mathematics, Greek mathematician of late antiquity known for his ''Synagoge'' (Συναγωγή) or ''Collection'' (), and for Pappus's hexagon theorem in projective geometry. Almost nothing is known a ...

, Greek mathematician (d.

350 __NOTOC__ Year 350 ( CCCL) was a common year starting on Monday of the Julian calendar. At the time, it was known as the Year of the Consulship of Sergius and Nigrinianus (or, less frequently, year 1103 ''Ab urbe condita''). The denomination 3 ...

) * Vitus (or Guido), Roman hagiographer and martyr

Deaths

– Wu of Jin, Chinese emperor of the

Jin Dynasty Jin may refer to: States Jìn 晉 * Jin (Chinese state) (晉國), major state of the Zhou dynasty, existing from the 11th century BC to 376 BC * Jin dynasty (266–420) (晉朝), also known as Liang Jin and Sima Jin * Jin (Later Tang precursor) ...

(b.

236 __NOTOC__ Year 236 ( CCXXXVI) was a leap year starting on Friday of the Julian calendar. At the time, it was known as the Year of the Consulship of Verus and Africanus (or, less frequently, year 989 ''Ab urbe condita''). The denomination 23 ...

) * Tao Huang (or Shiying), Chinese general and politician

References

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