AD 4 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, 1 January, and ends on Wednesday, 31 December. Its dominical letter hence is E. The most recent year of such kind was 2014, and the next one ...

or a leap year starting on Tuesday (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 mathematics, Greek mathematicians and Ancient Greek astronomy, as ...

(the sources differ, see leap year error for further information) and a leap year starting on Tuesday of the Proleptic Julian calendar. In 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 Medite ...

, it was known as the Year of the Consulship of Catus and

Saturninus Saturninus may refer to: * Lucius Appuleius Saturninus (died 100 BC), tribune, legislator * Gaius Sentius Saturninus, consul 19 BC, military officer, governor * Marcus Aponius Saturninus (1st century AD), governor of Moesia, and partisan of first ...

(or, less frequently, year 757 ''Ab urbe condita''). The denomination "AD 4" for this year has been used since the early

medieval period In the history of Europe, the Middle Ages or medieval period lasted approximately from the late 5th to the late 15th centuries, similar to the post-classical period of global history. It began with the fall of the Western Roman Empire an ...

, 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 Copt ...

became the prevalent method in Europe for naming years.

Events

By place

Roman Empire

* Emperor

Augustus Caesar Augustus (born Gaius Octavius; 23 September 63 BC – 19 August AD 14), also known as Octavian, was the first Roman emperor; he reigned from 27 BC until his death in AD 14. He is known for being the founder of the Roman Pr ...

summons

Tiberius Tiberius Julius Caesar Augustus (; 16 November 42 BC – 16 March AD 37) was the second Roman emperor. He reigned from AD 14 until 37, succeeding his stepfather, the first Roman emperor Augustus. Tiberius was born in Rome in 42 BC. His father ...

to Rome, and names him his heir and future emperor. At the same time,

Agrippa Postumus Marcus Agrippa Postumus (12 BC – AD 14),: "The elder Agrippa died, in the summer of 12 BC, while Julia was pregnant with their fifth child. The boy was very likely born sometime after June 26 of the following year. When his grandfather adopted ...

, the last son of Marcus Vipsanius Agrippa, is also adopted and named as Augustus' heir. * Tiberius also adopts

Germanicus Germanicus Julius Caesar (24 May 15 BC – 10 October AD 19) was an ancient Roman general, known for his campaigns in Germania. The son of Nero Claudius Drusus and Antonia the Younger, Germanicus was born into an influential branch of the pat ...

as his own heir. * The ''

Lex Aelia Sentia ''Lex Aelia Sentia'' was a law established in ancient Rome in 4 AD. It was one of the laws that the Roman assemblies had to pass (after they were asked to do so by emperor Augustus). This law (as well as ''Lex Fufia Caninia''), has made limitations ...

'' regulates the

manumission Manumission, or enfranchisement, is the act of freeing enslaved people by their enslavers. Different approaches to manumission were developed, each specific to the time and place of a particular society. Historian Verene Shepherd states that t ...

of slaves. * A pact of non-aggression and friendship is signed between the

, represented by

, and the German tribe the

Cherusci The Cherusci were a Germanic tribe that inhabited parts of the plains and forests of northwestern Germany in the area of the Weser River and present-day Hanover during the first centuries BC and AD. Roman sources reported they considered themse ...

, represented by their King Segimer. Arminius and Flavus, sons of Segimer, are brought into the Roman army as leaders of the auxiliary troops. *

Julia the Elder Julia the Elder (30 October 39 BC – AD 14), known to her contemporaries as Julia Caesaris filia or Julia Augusti filia (Classical Latin: IVLIA•CAESARIS•FILIA or IVLIA•AVGVSTI•FILIA), was the daughter and only biological child of August ...

returns from exile to live in

Rhegium Reggio di Calabria ( scn, label= Southern Calabrian, Riggiu; el, label=Calabrian Greek, Ρήγι, Rìji), usually referred to as Reggio Calabria, or simply Reggio by its inhabitants, is the largest city in Calabria. It has an estimated popu ...

in disgrace. * Augustus pardons Gnaeus Cornelius Cinna Magnus, along with Aemilia Lepida, the granddaughter of Marcus Aemilius Lepidus, for alleged involvement in a conspiracy against the emperor. *

Livilla Claudia Livia (Classical Latin: CLAVDIA•LIVIA; c. 13 BC – AD 31) was the only daughter of Nero Claudius Drusus and Antonia Minor and sister to Roman Emperor Claudius and general Germanicus, and thus paternal aunt of emperor Caligula a ...

marries

Drusus Julius Caesar Drusus Julius Caesar (14 BC – 14 September AD 23), was the son of Emperor Tiberius, and heir to the Roman Empire following the death of his adoptive brother Germanicus in AD 19. He was born at Rome to a prominent branch of the ''gens Claud ...

, son of

Middle East

* King

Phraataces Phraates V ( xpr, 𐭐𐭓𐭇𐭕 ''Frahāt''), also known by the diminutive version of his name, Phraataces (also spelled Phraatakes), was the King of Kings of the Parthian Empire from 2 BC to 4 AD. He was the younger son of Phraates IV () and ...

and Queen

Musa of Parthia Musa (also spelled Mousa), also known as Thea Musa, was a ruling queen of the Parthian Empire from 2 BC to 4 AD. Originally an Italian slave-girl, she was given as a gift to the Parthian monarch Phraates IV () by the Roman Emperor Augustus (). S ...

are overthrown and killed, the crown being offered to Orodes III of Parthia—the beginning of the

interregnum An interregnum (plural interregna or interregnums) is a period of discontinuity or "gap" in a government, organization, or social order. Archetypally, it was the period of time between the reign of one monarch and the next (coming from Latin '' ...

Korea

* Namhae Chachaung succeeds Bak Hyeokgeose as king of the

Korea Korea ( ko, 한국, or , ) is a peninsular region in East Asia. Since 1945, it has been divided at or near the 38th parallel, with North Korea (Democratic People's Republic of Korea) comprising its northern half and South Korea (Republi ...

n kingdom of

Silla Silla or Shilla (57 BCE – 935 CE) ( , Old Korean: Syera, Old Japanese: Siraki2) was a Korean kingdom located on the southern and central parts of the Korean Peninsula. Silla, along with Baekje and Goguryeo, formed the Three Kingdoms of ...

(traditional date).

China

* Emperor Ping of Han marries

Empress Wang (Ping) Empress Wang (王皇后, personal name unknown) (8 BC – 23 AD), formally Empress Xiaoping (孝平皇后), formally during her father Wang Mang's Xin dynasty Duchess Dowager of Ding'an (定安太后) then Princess Huanghuang (黃皇室� ...

, daughter of

Wang Mang Wang Mang () (c. 45 – 6 October 23 CE), courtesy name Jujun (), was the founder and the only emperor of the short-lived Chinese Xin dynasty. He was originally an official and consort kin of the Han dynasty and later seized the thro ...

, cementing his influence. *

is given the title "superior duke".

By topic

Arts and sciences

Nicolaus of Damascus Nicolaus of Damascus (Greek: , ''Nikolāos Damaskēnos''; Latin: ''Nicolaus Damascenus'') was a Greek historian and philosopher who lived during the Augustan age of the Roman Empire. His name is derived from that of his birthplace, Damascus. He ...

writes the 15-volume ''History of the World''.

Births

Columella Lucius Junius Moderatus Columella (; Arabic: , 4 – ) was a prominent writer on agriculture in the Roman Empire. His ' in twelve volumes has been completely preserved and forms an important source on Roman agriculture, together with the ...

, Roman

Latin Latin (, or , ) is a classical language belonging to the Italic branch of the Indo-European languages. Latin was originally a dialect spoken in the lower Tiber area (then known as Latium) around present-day Rome, but through the power ...

writer (d.

AD 70 AD 70 ( LXX) was a common year starting on Monday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Vespasian and Titus (or, less frequently, year 823 ''Ab urbe condita''). Th ...

) * Daemusin, Korean king of

Goguryeo Goguryeo (37 BC–668 AD) ( ) also called Goryeo (), was a Korean kingdom located in the northern and central parts of the Korean Peninsula and the southern and central parts of Northeast China. At its peak of power, Goguryeo controlled mos ...

(d.

AD 44 __NOTOC__ AD 44 ( XLIV) was a leap year starting on Wednesday (link will display the full calendar) of the Julian calendar. At the time, it was known as the Year of the Consulship of Crispus and Taurus (or, less frequently, year 797 ''Ab urbe c ...

) *

Publius Quinctilius Varus the Younger Publius Quinctilius Varus Minor (''Minor'' Latin for ''the younger'') (AD 4 AD 27) was a Roman senator. Family background Varus was a member of the gens Quinctilia. He was the only child born to the Roman general and politician Publius Quinctili ...

, Roman nobleman (d. AD 27) * Possible date –

Jesus Jesus, likely from he, יֵשׁוּעַ, translit=Yēšūaʿ, label=Hebrew/Aramaic ( AD 30 or 33), also referred to as Jesus Christ or Jesus of Nazareth (among other names and titles), was a first-century Jewish preacher and religiou ...

, Jewish preacher and religious leader (executed c. AD 30/33)

Deaths

February 21 Events Pre-1600 *452 or 453 – Severianus, Bishop of Scythopolis, is martyred in Palestine. *1245 – Thomas, the first known Bishop of Finland, is granted resignation after confessing to torture and forgery. * 1440 – The ...

–

Gaius Caesar Gaius Caesar (; 20 BC – 21 February 4 AD) was the grandson and heir to the throne of Roman emperor Augustus, alongside his younger brother Lucius Caesar. Although he was born to Marcus Vipsanius Agrippa and Julia, Augustus' only daughter, Ga ...

, son of

Marcus Vipsanius Agrippa Marcus Vipsanius Agrippa (; BC – 12 BC) was a Roman general, statesman, and architect who was a close friend, son-in-law, and lieutenant to the Roman emperor Augustus. He was responsible for the construction of some of the most notable build ...

and

(b.

20 BC __NOTOC__ Year 20 BC was either a common year starting on Wednesday or Thursday or a leap year starting on Tuesday, Wednesday or Thursday (link will display the full calendar) of the Julian calendar (the sources differ, see leap year error for ...

) *

June 26 Events Pre-1600 * 4 – Augustus adopts Tiberius. * 221 – Roman emperor Elagabalus adopts his cousin Alexander Severus as his heir and receives the title of Caesar. * 363 – Roman emperor Julian is killed during the retreat fro ...

– Ariobarzanes II, Roman client king of

Armenia Armenia (), , group=pron officially the Republic of Armenia,, is a landlocked country in the Armenian Highlands of Western Asia.The UNbr>classification of world regions places Armenia in Western Asia; the CIA World Factbook , , and ...

(b. 40 BC) * Gaius Asinius Pollio, Roman orator, poet and historian (b.

65 BC __NOTOC__ Year 65 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Cotta and Torquatus (or, less frequently, year 689 ''Ab urbe condita''). The denomination 65 BC for this year has been us ...

) * Hyeokgeose, Korean king of

(b.

75 BC __NOTOC__ Year 75 BC was a year of the pre-Julian Roman calendar. At the time it was known as the Year of the Consulship of Octavius and Cotta (or, less frequently, year 679 ''Ab urbe condita''). The denomination 75 BC for this year has been use ...