When did we start to use bc and ad?
multipleQAs
When did the use of BC and AD start to gain popularity? When did use of the BC and AD system become universal?
9th century
15th century
Anno Domini
When did we start to use bc and ad?
Anno Domini Common Era Calendar era Year zero 1st century BC AD 1 Wikipedia:Neutral point of view/BCE-CE Debate Wikipedia:Neutral point of view/BCE-CE Debate/Votes Julian calendar Talk:Common Era/Archive 1
The terms anno Domini (<b>AD</b>) and before Christ (<b>BC</b>) are used to label or number 
years in the ... with <b>AD</b> counting years from the <b>start</b> of this epoch, and <b>BC</b> 
denoting years before the <b>start</b> of the era. ... Although Anno Domini was in 
widespread <b>use</b> by the 9th century, the term &quot;Before Christ&quot; (or its equivalent) <b>did</b> 
not become&nbsp;... Common Era (CE) is one of the notation systems for the world&#39;s most widely used 
calendar era. ... BCE and CE are alternatives to the Dionysian <b>BC and AD</b> system 
respectively. ... The <b>first use</b> found so far of the phrase &quot;before the common era&quot; is 
in a 1770 work that also uses common era and vulgar era as synonyms, in a&nbsp;... A calendar era is the period of time elapsed since one epoch of a calendar and, if 
it exists, ... The era is computed from the epoch 312 <b>BC</b>: in August of that year 
Seleucus I ... historians usually adopt the epoch of Varro, which <b>we</b> place in 753 
<b>BC</b>. ... Pope Boniface IV (about <b>AD</b> 600) may have been the <b>first to use</b> both the&nbsp;... The year zero does not exist in the Anno Domini (<b>AD</b>) system commonly used to 
number years in the Gregorian calendar and in its predecessor, the Julian 
calendar. In this system, the year 1 <b>BC</b> is followed by <b>AD</b> 1. ... Dionysius <b>did</b> not 
<b>use AD</b> years to date any historical event. This began with the English cleric 
Bede (c. The 1st century <b>BC</b>, also known as the last century <b>BC</b>, started on the <b>first</b> day of 
100 <b>BC</b> and ended on the last day of 1 <b>BC</b>. The <b>AD</b>/<b>BC</b> notation does not <b>use</b> a&nbsp;... <b>AD</b> 1 (I), 1 <b>AD</b> or 1 CE is the epoch year for the Anno Domini calendar era. It <b>was</b> 
<b>the first</b> year of ... The denomination &quot;<b>AD</b> 1&quot; for this year has been in consistent 
<b>use</b> since the mid-medieval period when the anno Domini ... The Julian calendar, 
a 45 <b>BC</b> reform of the Roman calendar, <b>was the</b> calendar used by Rome in <b>AD</b> 1. As to the <b>first</b> argument, that <b>BC</b>/<b>AD</b> is permitted by our Manual of Style: this ... <b>We</b> 
know most Westerners <b>use BC and AD</b>, but they do not do so because it is ... 
points of view: Jesus <b>was the</b> messiah; Jesus was a false messiah; Jesus was a&nbsp;... CE and BCE are widely used by scholars and show that <b>we</b> take neutrality 
seriously here. ... I can&#39;t see <b>using AD</b> and <b>BC</b> in articles &quot;from a Christian 
perspective. ... far more neutral than <b>BC</b>/<b>AD</b>, and is widely used in the scientific 
community and I&#39;m <b>starting</b> to see it ... So yes, many things <b>did</b> happen between 1 
<b>BC and AD</b> 1. The Julian calendar, proposed by Julius Caesar in 708 Ab urbe condita (46 <b>BC</b>), 
was a reform ... Varro used it in 37 <b>BC</b> to fix calendar dates for the <b>start</b> of the four 
seasons, ... The mean Julian year <b>was the</b> basis of the 76-year cycle devised by 
... This calendar remained in <b>use</b> at least until the middle of the fifth century <b>AD</b>. If you wish to <b>start</b> a new discussion or revive an old one, please do so on the 
current talk page. DO NOT EDIT OR POST REPLIES TO THIS PAGE. THIS PAGE 
IS AN ARCHIVE. This archive ... With <b>BC and AD we</b> still <b>use</b> the same dividing 
line but at least it is OBVIOUS as to why. It seems the PC posse dropped the ball 
on&nbsp;...
in 525
Anno Domini