The year 660 BC was a year of the
pre-Julian Roman 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 Mediter ...
, it was known as year 94 ''
Ab urbe condita'' . The denomination 660 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 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
* Extreme
solar particle event
In solar physics, a solar particle event (SPE), also known as a solar energetic particle (SEP) event or solar radiation storm, is a solar phenomenon which occurs when particles emitted by the Sun, mostly protons, become accelerated either in th ...
comparable with the event detected at AD
774
__NOTOC__
Year 774 ( DCCLXXIV) was a common year starting on Saturday (link will display the full calendar) of the Julian calendar. The denomination 774 for this year has been used since the early medieval period, when the Anno Domini calendar ...
/
775
*
February 11 - The accession date of the first
Emperor of Japan
The Emperor of Japan is the monarch and the head of the Imperial Family of Japan. Under the Constitution of Japan, he is defined as the symbol of the Japanese state and the unity of the Japanese people, and his position is derived from "the ...
,
Emperor Jimmu
was the legendary first emperor of Japan according to the '' Nihon Shoki'' and ''Kojiki''. His ascension is traditionally dated as 660 BC.Kelly, Charles F"Kofun Culture"Japanese imperial year
The , colloquially known as the or "national calendar year" is a unique calendar system in Japan. It is based on the legendary foundation of Japan by Emperor Jimmu in 660 BC. ''Kōki'' emphasizes the long history of Japan and the Imperial dyna ...
as calculated by the dates in the ''
Nihon Shoki.''
Births
Deaths
*
Duke Cheng of Qin
Duke Cheng of Qin (, died 660 BC) was from 663 to 660 BC the thirteenth ruler of the Zhou Dynasty state of Qin that eventually united China to become the Qin Dynasty. His ancestral name was Ying (), and Duke Cheng was his posthumous title.
Duke ...
, ruler of the state of Qin
References
{{BC-year-stub