Year 305 ( CCCV) was a

common year starting on Monday A common year starting on Monday is any non-leap year (i.e., a year with 365 days) that begins on Monday, 1 January, and ends on Monday, 31 December. Its dominical letter hence is G. The most recent year of such kind was 2018 and the next one wil ...

(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 Constantius and Valerius (or, less frequently, year 1058 '' Ab urbe condita''). The denomination 305 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 Copti ...

became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

May 1 Events Pre-1600 * 305 – Diocletian and Maximian retire from the office of Roman emperor. * 880 – The Nea Ekklesia is inaugurated in Constantinople, setting the model for all later cross-in-square Orthodox churches. *1169 – N ...

– Emperor Diocletian abdicates and retires to his palace at

Salona Salona ( grc, Σάλωνα) was an ancient city and the capital of the Roman province of Dalmatia. Salona is located in the modern town of Solin, next to Split, in Croatia. Salona was founded in the 3rd century BC and was mostly destroyed in ...

(modern

Split Split(s) or The Split may refer to: Places * Split, Croatia, the largest coastal city in Croatia * Split Island, Canada, an island in the Hudson Bay * Split Island, Falkland Islands * Split Island, Fiji, better known as Hạfliua Arts, entertai ...

) on the Adriatic coast, after a reign of nearly 21 years, in which the last vestiges of

republican Republican can refer to: Political ideology * An advocate of a republic, a type of government that is not a monarchy or dictatorship, and is usually associated with the rule of law. ** Republicanism, the ideology in support of republics or agains ...

government have disappeared. * Maximian retires from office, and leaves for

Campania (man), it, Campana (woman) , population_note = , population_blank1_title = , population_blank1 = , demographics_type1 = , demographics1_footnotes = , demographics1_title1 = , demographics1_info1 = , demog ...

Lucania Lucania was a historical region of Southern Italy. It was the land of the Lucani, an Oscan people. It extended from the Tyrrhenian Sea to the Gulf of Taranto. It bordered with Samnium and Campania in the north, Apulia in the east, and Bruttiu ...

( southern Italy), to live a life of ease in his luxury villas. *

Constantius I Flavius Valerius Constantius "Chlorus" ( – 25 July 306), also called Constantius I, was Roman emperor from 305 to 306. He was one of the four original members of the Tetrarchy established by Diocletian, first serving as caesar from 293 t ...

and

Galerius Gaius Galerius Valerius Maximianus (; 258 – May 311) was Roman emperor from 305 to 311. During his reign he campaigned, aided by Diocletian, against the Sasanian Empire, sacking their capital Ctesiphon in 299. He also campaigned across th ...

are declared Augusti;

Flavius Valerius Severus Flavius Valerius Severus (died September 307), also called Severus II, was a Roman emperor from 306 to 307. After failing to besiege Rome, he fled to Ravenna. It is thought that he was killed there or executed near Rome. Background and early ...

and

Maximinus Daza Galerius Valerius Maximinus, born as Daza (20 November 270 – July 313), was Roman emperor from 310 to 313 CE. He became embroiled in the Civil wars of the Tetrarchy between rival claimants for control of the empire, in which he was defeate ...

are appointed Caesars. * Constantius requests leave for his son

Constantine I Constantine I ( , ; la, Flavius Valerius Constantinus, ; ; 27 February 22 May 337), also known as Constantine the Great, was Roman emperor from AD 306 to 337, the first one to Constantine the Great and Christianity, convert to Christiani ...

to join him in the west, who has been living at the courts of Diocletian and Galerius as a hostage. Galerius allows Constantine to return. * Summer – Constantine joins his father at Bononia ( Boulogne) in

Gaul Gaul ( la, Gallia) was a region of Western Europe first described by the Romans. It was inhabited by Celtic and Aquitani tribes, encompassing present-day France, Belgium, Luxembourg, most of Switzerland, parts of Northern Italy (only during ...

; they cross the Channel to

Britain Britain most often refers to: * The United Kingdom, a sovereign state in Europe comprising the island of Great Britain, the north-eastern part of the island of Ireland and many smaller islands * Great Britain, the largest island in the United King ...

and make their way to

Eboracum Eboracum () was a fort and later a city in the Roman province of Britannia. In its prime it was the largest town in northern Britain and a provincial capital. The site remained occupied after the decline of the Western Roman Empire and ultimat ...

(

York York is a cathedral city with Roman origins, sited at the confluence of the rivers Ouse and Foss in North Yorkshire, England. It is the historic county town of Yorkshire. The city has many historic buildings and other structures, such as a ...

), capital of

Britannia Secunda Britannia Secunda or Britannia II (Latin for "Second Britain") was one of the provinces of the Diocese of "the Britains" created during the Diocletian Reforms at the end of the 3rd century. It was probably created after the defeat of the usurper ...

and home to a large

military base A military base is a facility directly owned and operated by or for the military or one of its branches that shelters military equipment and personnel, and facilitates training and operations. A military base always provides accommodations for ...

. They campaign with success against the

Picts The Picts were a group of peoples who lived in what is now northern and eastern Scotland (north of the Firth of Forth) during Late Antiquity and the Early Middle Ages. Where they lived and what their culture was like can be inferred from e ...

. * Galerius begins a series of campaigns against the

Sarmatians The Sarmatians (; grc, Σαρμαται, Sarmatai; Latin: ) were a large confederation of ancient Eastern Iranian equestrian nomadic peoples of classical antiquity who dominated the Pontic steppe from about the 3rd century BC to the 4th cen ...

, winning his first victory before the end of the year. * Maximinus Daza persecutes the Christians of

Egypt Egypt ( ar, مصر , ), officially the Arab Republic of Egypt, is a transcontinental country spanning the northeast corner of Africa and southwest corner of Asia via a land bridge formed by the Sinai Peninsula. It is bordered by the Medit ...

, many of whom take refuge in the desert. In time, this refuge leads to the

monastic Monasticism (from Ancient Greek , , from , , 'alone'), also referred to as monachism, or monkhood, is a religion, religious way of life in which one renounces world (theology), worldly pursuits to devote oneself fully to spiritual work. Monastic ...

life. In these monasteries, Coptic writing develops, supporting the propagation of Christian texts. *

Patron Patronage is the support, encouragement, privilege, or financial aid that an organization or individual bestows on another. In the history of art, arts patronage refers to the support that kings, popes, and the wealthy have provided to artists su ...

Pozzuoli Pozzuoli (; ; ) is a city and ''comune'' of the Metropolitan City of Naples, in the Italian region of Campania. It is the main city of the Phlegrean Peninsula. History Pozzuoli began as the Greek colony of ''Dicaearchia'' ( el, Δικα ...

, Saint Proculus, and patron of

Naples Naples (; it, Napoli ; nap, Napule ), from grc, Νεάπολις, Neápolis, lit=new city. is the regional capital of Campania and the third-largest city of Italy, after Rome and Milan, with a population of 909,048 within the city's adminis ...

Saint Januarius Januarius ( ; la, Ianuarius; Neapolitan and it, Gennaro), also known as , was Bishop of Benevento and is a martyr and saint of the Catholic Church and the Eastern Orthodox Church. While no contemporary sources on his life are preserved, later ...

are thrown to wild beasts in Pozzuoli's

Flavian Amphitheater The Colosseum ( ; it, Colosseo ) is an oval amphitheatre in the centre of the city of Rome, Italy, just east of the Roman Forum. It is the largest ancient amphitheatre ever built, and is still the largest standing amphitheatre in the world t ...

, then beheaded at

Solfatara A fumarole (or fumerole) is a vent in the surface of the Earth or other rocky planet from which hot volcanic gases and vapors are emitted, without any accompanying liquids or solids. Fumaroles are characteristic of the late stages of volcani ...

. * In this or the following year, the

Baths of Diocletian , alternate_name = it, Terme di Diocleziano , image = Baths of Diocletian-Antmoose1.jpg , caption = Baths of Diocletian, with the basilica of Santa Maria degli Angeli e dei Martiri built in the remains of the baths. , map_dot_ ...

are dedicated; the ''

thermae In ancient Rome, (from Greek , "hot") and (from Greek ) were facilities for bathing. usually refers to the large imperial bath complexes, while were smaller-scale facilities, public or private, that existed in great numbers throughout ...

'' become the largest imperial baths in Rome.

Asia

* The Daysan River floods Edessa.

By topic

Commerce

* Landowners dominate 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 Mediter ...

, and enjoy the title of senator, which exempts them from the crushing

tax A tax is a compulsory financial charge or some other type of levy imposed on a taxpayer (an individual or legal entity) by a governmental organization in order to fund government spending and various public expenditures (regional, local, or n ...

es imposed on the rest of the population. The Senate has lost all its power and the landowners almost never attend Senate sessions. Members of municipal senates (''

curiales In ancient Rome, the ''curiales'' (from ''co + viria'', 'gathering of men') were initially the leading members of a gentes (clan) of the city of Rome. Their roles were both civil and sacred. Each ''gens curialis'' had a leader, called a ''curio.'' ...

'' or ''

decuriones ''Decurio'' was an official title in Ancient Rome, used in various connections: * Decurion (administrative), a member of the senatorial order in the Italian towns under the administration of Rome, and later in provincial towns organized on the Ita ...

'') are charged with the responsibility of collecting taxes and paying

arrears Arrears (or arrearage) is a legal term for the part of a debt that is overdue after missing one or more required payments. The amount of the arrears is the amount accrued from the date on which the first missed payment was due. The term is usually ...

; smaller landowners are held responsible for providing recruits for the

Roman army The Roman army (Latin: ) was the armed forces deployed by the Romans throughout the duration of Ancient Rome, from the Roman Kingdom (c. 500 BC) to the Roman Republic (500–31 BC) and the Roman Empire (31 BC–395 AD), and its medieval contin ...

, and with keeping wastelands under cultivation.

Religion

Catherine Katherine, also spelled Catherine, and other variations are feminine names. They are popular in Christian countries because of their derivation from the name of one of the first Christian saints, Catherine of Alexandria. In the early Christ ...

makes a public confession of the Christian gospel at a

sacrificial Sacrifice is the offering of material possessions or the lives of animals or humans to a deity as an act of propitiation or worship. Evidence of ritual animal sacrifice has been seen at least since ancient Hebrews and Greeks, and possibly ex ...

feast ordered by

Alexandria Alexandria ( or ; ar, ٱلْإِسْكَنْدَرِيَّةُ ; grc-gre, Αλεξάνδρεια, Alexándria) is the second largest city in Egypt, and the largest city on the Mediterranean coast. Founded in by Alexander the Great, Alexandri ...

. A

virgin Virginity is the state of a person who has never engaged in sexual intercourse. The term ''virgin'' originally only referred to sexually inexperienced women, but has evolved to encompass a range of definitions, as found in traditional, modern ...

of royal descent, she is tortured on a spiked wheel (later called the "Catherine Wheel") and

beheaded Decapitation or beheading is the total separation of the head from the body. Such an injury is invariably fatal to humans and most other animals, since it deprives the brain of oxygenated blood, while all other organs are deprived of the ...

; her remains are spirited to

Mount Sinai Mount Sinai ( he , הר סיני ''Har Sinai''; Aramaic: ܛܘܪܐ ܕܣܝܢܝ ''Ṭūrāʾ Dsyny''), traditionally known as Jabal Musa ( ar, جَبَل مُوسَىٰ, translation: Mount Moses), is a mountain on the Sinai Peninsula of Egypt. It is ...

. * The Council of Illiberis decrees that priests must be

celibate Celibacy (from Latin ''caelibatus'') is the state of voluntarily being unmarried, sexually abstinent, or both, usually for religious reasons. It is often in association with the role of a religious official or devotee. In its narrow sense, th ...

. Additionally, it condemns visiting the homes of

Jews Jews ( he, יְהוּדִים, , ) or Jewish people are an ethnoreligious group and nation originating from the Israelites Israelite origins and kingdom: "The first act in the long drama of Jewish history is the age of the Israelites""The ...

and prohibits Christian women from marrying Jews, unless they have converted.

Births

Yu Yi Yu Yi (305 – 16 August 345), courtesy name Zhigong, was a Chinese calligrapher and military general of the Jin dynasty (266–420). He was a member of the prestigious Yu clan of Yingchuan as the younger brother of the powerful Jin minister, ...

(or Zhigong), Chinese calligrapher and general (d. 345)

Deaths

* Januarius I of Benevento, Roman bishop and martyr *

Catherine of Alexandria Catherine of Alexandria (also spelled Katherine); grc-gre, ἡ Ἁγία Αἰκατερίνη ἡ Μεγαλομάρτυς ; ar, سانت كاترين; la, Catharina Alexandrina). is, according to tradition, a Christian saint and virgin, ...

, Christian martyr and virgin * Porphyry of Tyre, Neoplatonist philosopher and writer *

Proculus of Pozzuoli Saint Proculus (Proclus) of Pozzuoli ( it, San Procolo) was martyred around 305 AD, according to Christian tradition, at the same time as Saint Januarius. He was martyred with: * Sossius or Sosius, deacon of Miseno ( it, Sosso, Sossio) *Festu ...

(or Proclus), Christian martyr *

Sossianus Hierocles Sossianus Hierocles (fl. 303 AD) was a late Roman aristocrat and office-holder. He served as a ''praeses'' in Syria under Diocletian at some time in the 290s. He was then made ''vicarius'' of some district, perhaps Oriens (the East, including Syri ...

, Roman proconsul and aristocrat *

Tuoba Yituo Tuoba Yituo (; pinyin: Tuòbá Yītuō) (died 305) was the chieftain of the central Tuoba territory from 295 to 305. He is the son of Tuoba Shamohan (拓跋沙漠汗) and the brother of Tuoba Yilu and Tuoba Fu. In 295, Tuoba Luguan the chieftain of ...

, Chinese chieftain of the

Tuoba The Tuoba (reconstructed Middle Chinese pronunciation: *''tʰak-bɛt''), also known as the Taugast or Tabgach ( otk, 𐱃𐰉𐰍𐰲 ''Tabγač''), was a Xianbei clan in Imperial China.Wei Shou. ''Book of Wei''. Vol. 1 During the Sixteen Kingdo ...

clan *

Vincent, Orontius, and Victor Saints Vincent, Orontius, and Victor (d. 305 AD) are venerated as martyrs by the Roman Catholic and Orthodox Churches. Tradition states that Vincent and Orontius were brothers from Cimiez. They were Christians who evangelized in the Pyrenees and ...

, Christian martyrs * Wang Rong (or Junchong), Chinese politician (b. 234) * Zuo Si (or Taichong), Chinese poet and writer (b.

250 __NOTOC__ Year 250 (Roman numerals, CCL) was a common year starting on Tuesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Traianus and Gratus (or, less frequently, y ...

)

References

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