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Year 18 BC was either a
common year starting on Friday
A common year starting on Friday is any non-leap year
A leap year (also known as an intercalary year or year) is a that contains an additional day (or, in the case of a , a month) added to keep the calendar year synchronized with the or . B ...
,
Saturday
Saturday is the day of the week
File:Heptagram of the celestial bodies of the weekdays.png, Heptagram of the seven celestial bodies of the week
The names of the days of the week in many languages are derived from the names of the classica ...
or
Sunday
Sunday is the day of the week between Saturday and Monday. In most Western countries, Sunday is a day of rest and a part of the Workweek and weekend, weekend, whereas in much of the rest of the world, it is considered the first day of the week. ...
or a
leap year starting on SaturdayA leap year starting on Saturday is any year with 366 days (i.e. it includes 29 February) that begins on Saturday
Saturday is the day of the week between Friday and Sunday. The Romans named Saturday ''Sāturni diēs'' ("Saturn's Day") no later ...
(link will display the full calendar) of the
Julian calendar
The Julian calendar, proposed by Julius Caesar
Gaius Julius Caesar (; 12 July 100 BC – 15 March 44 BC) was a Roman
Roman or Romans usually refers to:
*Rome, the capital city of Italy
*Ancient Rome, Roman civilization from 8th century B ...
(the sources differ, see
leap year error for further information) and a
common year starting on Thursday
A common year starting on Thursday is any non-leap year
A leap year (also known as an intercalary year or wikt:bissextile, bissextile year) is a calendar year that contains an additional day (or, in the case of a lunisolar calendar, a month) adde ...
of the
Proleptic Julian calendar
The proleptic Julian calendar is produced by extending the Julian calendar
The Julian calendar, proposed by Julius Caesar in , was a reform of the Roman calendar. It took effect on , by edict. It was designed with the aid of Greek mathematician ...
. At the time, it was known as the Year of the Consulship of Lentulus and Lentulus (or, less frequently, year 736 ''
Ab urbe condita
300px, Antoninianus of Pacatianus, Roman usurper, usurper of Roman emperor Philip the Arab, Philip in 248. It reads ''ROMAE AETERANMIL ESIMOET PRIMO'', 'To eternal Rome, in its one thousand and first year.'
''Ab urbe condita'' ( ...
''). The denomination 18 BC 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 calendar
The Gregorian calendar is the used in most of the world. It was introduced in October 1582 by as a modification of the , r ...
calendar era #REDIRECT Calendar era #REDIRECT 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 year ...
became the prevalent method in Europe for naming years.
Events
By place
Roman empire
* Caesar Augustus
Caesar Augustus (23 September 63 BC19 August AD 14) was the first Roman emperor
The Roman emperor was the ruler of the Roman Empire during the imperial period (starting in 27 BC). The emperors used a variety of different titles througho ...

introduces the Lex Julia
A ''Lex Julia'' (or: Lex Iulia, plural: Leges Juliae/Leges Iuliae) was an ancient Roman law that was introduced by any member of the Julian family. Most often, "Julian laws", ''Lex Iulia'' or ''Leges Iuliae'' refer to moral legislation introduced ...
(''Julian Laws''):
** Lex Iulia de AmbituA ''Lex Julia'' (or: Lex Iulia, plural: Leges Juliae/Leges Iuliae) was an ancient Roman law that was introduced by any member of the Julian family. Most often, "Julian laws", ''Lex Iulia'' or ''Leges Iuliae'' refer to moral legislation introduced b ...
: Penalising bribery
Bribery is defined by ''Black's Law Dictionary
''Black's Law Dictionary'' is the most widely used law dictionary
Image:Legal Dictionaries.jpg, 300px, Several English and Russian legal dictionaries
A law dictionary (also known as legal dictionary) ...

when acquiring political offices.
** Lex Iulia de Maritandis Ordinibus
Lex or LEX may refer to:
Arts and entertainment
* ''Lex'', a daily featured column in the ''Financial Times''
Games
* Lex, the mascot of the word-forming puzzle video game ''Bookworm''
* Lex, the protagonist of the word-forming puzzle video gam ...
: Limiting marriage
Marriage, also called matrimony or wedlock is a culturally and often legally recognized union between people called spouse
A religious marriage.
A spouse is a significant other
Significant other (SO) is colloquially used as a term ...

across social class boundaries.
Asia
* Onjo
Onjo (?–28, r. 18 BC – AD 28) was the List of monarchs of Korea, founding monarch of Baekje (백제,百濟), one of the Three Kingdoms of Korea. According to the ''Samguk Sagi'' (삼국사기, 三國史記), he founded the royal family of Baek ...
becomes the first ruler of the Korea
Korea is a region
In geography, regions are areas that are broadly divided by physical characteristics (physical geography), human impact characteristics (human geography), and the interaction of humanity and the environment (environmental ...

n kingdom of Baekje
Baekje (; (also Paekche); 18 BC"Korea, 1–500 A.D.". In Heilbrunn Timeline of Art History. New York: The Metropolitan Museum of Art, 2000–. http://www.metmuseum.org/toah/ht/?period=05®ion=eak (October 2000) – 660 AD) was a kingdom ...

(traditional date).
Births
*
Arminius
Gaius Julius Arminius (german: Hermann; 18/17 BC – 21 AD) was a Roman officer and later chieftain of the Germanic peoples, Germanic Cherusci tribe who is best known for commanding an alliance of Germanic tribes at the Battle of the Teutoburg F ...

, Chieftain of the German Cherusci and a former officer (d.
AD 21
AD 21 ( XXI) was a common year starting on WednesdayA common year starting on Wednesday is any non- leap year (a year with 365 days) that begins on Wednesday
Wednesday is the day of the week between Tuesday and Thursday. According to intern ...
)
Deaths
*
Cornelia
Cornelia may refer to:
People
*Cornelia (name), a feminine given name
*Cornelia (gens), a Roman family
Places
*425 Cornelia, the asteroid ''Cornelia'', a main-belt asteroid
;Italy
*Cornelia (Rome Metro), an underground station on Rome Metro
*Via ...
, daughter of
Scribonia (second wife of
Augustus
Caesar Augustus (23 September 63 BC19 August AD 14) was the first Roman emperor
The Roman emperor was the ruler of the Roman Empire during the imperial period (starting in 27 BC). The emperors used a variety of different titles through ...

)
John Scheid
John Scheid (born 1946 in Luxembourg under the first name Jean) is a French historian. A specialist of ancient Rome, he has been a professor at the Collège de France since 2001.
Biography
After his secondary studies in Luxembourg, John Scheid ...
, "Scribonia Caesaris et les Cornelii Lentuli", ''Bulletin de Correspondance Hellénique
Bulletin or The Bulletin may refer to:
Periodicals (newspapers, magazines, journals)
* The Bulletin (Australian periodical), ''The Bulletin'' (Australian periodical), an Australian magazine (1880–2008)
** Bulletin Debate, a famous dispute from ...
'', 100 (1976), pp. 485-491
References
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