AD 9 (IX) was a

common year starting on Tuesday A common year starting on Tuesday is any non-leap year (i.e. a year with 365 days) that begins on Tuesday, 1 January, and ends on Tuesday, 31 December. Its dominical letter hence is F. The most recent year of such kind was 2019 and the next one wi ...

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 ...

. In the Roman Empire, it was known as the Year of the Consulship of Sabinus and Camerinus (or, less frequently, 762 Ab urbe condita). The denomination "AD 9" for this year has been used since the late

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 a ...

, 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

China

January 10 Events Pre-1600 *49 BC – Julius Caesar crosses the Rubicon, signalling the start of civil war. * 9 – The Western Han dynasty ends when Wang Mang claims that the divine Mandate of Heaven called for the end of the dynasty and the be ...

–

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

founds the short-lived

Xin Dynasty The Xin dynasty (; ), also known as Xin Mang () in Chinese historiography, was a short-lived Chinese imperial dynasty which lasted from 9 to 23 AD, established by the Han dynasty consort kin Wang Mang, who usurped the throne of the Emperor Ping o ...

China China, officially the People's Republic of China (PRC), is a country in East Asia. It is the world's most populous country, with a population exceeding 1.4 billion, slightly ahead of India. China spans the equivalent of five time zones and ...

(until

AD 25 __NOTOC__ AD 25 ( XXV) 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 Lentulus and Agrippa (or, less frequently, year 778 ''Ab urbe co ...

). Wang Mang names his wife,

Wang Wang may refer to: Names * Wang (surname) (王), a common Chinese surname * Wāng (汪), a less common Chinese surname * Titles in Chinese nobility * A title in Korean nobility * A title in Mongolian nobility Places * Wang River in Thailand ...

, empress and his son, Wang Lin

Crown Prince A crown prince or hereditary prince is the heir apparent to the throne in a royal or imperial monarchy. The female form of the title is crown princess, which may refer either to an heiress apparent or, especially in earlier times, to the wif ...

, heir to the throne. * Empress

is given the title of Duchess Dowager of Ding'an, while

Ruzi Ying Ruzi Ying (; 5 – 25 CE), personal name Liu Ying (劉嬰), was the last ruler of the Chinese Western Han Dynasty. He was the titular ruler of the Han Empire from 6 CE to 9 CE, even though he did not officially ascend to the throne and only assu ...

, the former Emperor of Han, becomes the Duke of Ding'an. Ruzi Ying is placed under house arrest.

Roman Empire

* c.

September 9 Events Pre-1600 * 337 – Constantine II, Constantius II, and Constans succeed their father Constantine I as co-emperors. The Roman Empire is divided between the three Augusti. *1000 – Battle of Svolder, Viking Age. * 1141 – ...

–

Battle of the Teutoburg Forest The Battle of the Teutoburg Forest, described as the Varian Disaster () by Ancient Rome, Roman historians, took place at modern Kalkriese in AD 9, when an alliance of Germanic peoples ambushed Roman legions and their auxiliaries, led by Publius ...

Legio XVII Legio XVII ("Seventeenth Legion") was a legion of the Imperial Roman army. It was founded by Augustus around 41 BC. The legion was destroyed in the Battle of the Teutoburg Forest (September 9, 9). The legion's symbol and ''cognomen'' are unknown. ...

, XVIII and XIX are lured by

Arminius Arminius ( 18/17 BC – 21 AD) was a chieftain of the Germanic Cherusci tribe who is best known for commanding an alliance of Germanic tribes at the Battle of the Teutoburg Forest in 9 AD, in which three Roman legions under the command of ge ...

into an ambush and defeated by his 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 themsel ...

, and their Germanic allies. The Roman '' aquilae'' are lost and the Roman general and governor

Publius Quinctilius Varus Publius Quinctilius Varus (Cremona, 46 BC – Teutoburg Forest, AD 9) was a Roman general and politician under the first Roman emperor Augustus. Varus is generally remembered for having lost three Roman legions when ambushed by Germanic tribes l ...

commits suicide.

Legio II Augusta Legio II Augusta ( Second Legion "Augustus'") was a legion of the Imperial Roman army that was founded during the late Roman republic. Its emblems were the Capricornus, Pegasus, and Mars. It may have taken the name "''Augusta''" from a victory or ...

, XX Valeria Victrix, and XIII Gemina move to Germany to replace the lost legions. * The ''

Bellum Batonianum The (Latin for 'War of the Batos') was a military conflict fought in the Roman province of Illyricum in the 1st century AD, in which an alliance of native peoples of the two regions of Illyricum, Dalmatia and Pannonia, revolted against the Ro ...

'' (Great Illyrian Revolt) in Dalmatia is suppressed. * First record of the subdivision of the province of Illyricum into lower (

Pannonia Pannonia (, ) was a province of the Roman Empire bounded on the north and east by the Danube, coterminous westward with Noricum and upper Italy, and southward with Dalmatia and upper Moesia. Pannonia was located in the territory that is now wes ...

) and upper (

Dalmatia Dalmatia (; hr, Dalmacija ; it, Dalmazia; see #Name, names in other languages) is one of the four historical region, historical regions of Croatia, alongside Croatia proper, Slavonia, and Istria. Dalmatia is a narrow belt of the east shore of ...

) regions. * In order to increase the number of marriages, and ultimately the population, the ''

Lex Papia Poppaea The ''Lex Papia et Poppaea'' was a Roman law introduced in 9 AD to encourage and strengthen marriage. It included provisions against adultery and against celibacy after a certain age and complemented and supplemented Augustus' ''Lex Iulia de ma ...

'' is adopted in Italy. This law prohibits celibacy and childless relationships. *

Roman finance The practices of ancient Roman finance, while originally rooted in Greek models, evolved in the second century BC with the expansion of Roman monetization. Roman elites engaged in private lending for various purposes, and various banking models ar ...

s become strained following the Danubian insurrection and the Battle of the Teutoburg Forest, resulting in the levying of two new taxes: five percent on inheritances, and one percent on sales. *

Cunobeline Cunobeline (or Cunobelin, from Latin , derived from Common Brittonic ''*Cunobelinos'' "Strong as a Dog", "Strong Dog") was a king in pre-Roman Britain from about AD 9 until about AD 40.Malcolm Todd (2004)"Cunobelinus_ ymbeline/nowiki>_(d._''c'' ...

is first recorded to be king of the Catuvellauni at Camulodunum">Catuvellauni">ymbeline/nowiki>_(d._''c'' ...

Events

By place

China

Roman Empire

By topic

Literature

Births

Deaths

References