Forms the basis of archaeomagnetic dating
For example, the 2007 World Almanac was the first edition to switch over to the BCE/CE usage, ending a 138-year usage of the traditional BC/AD dating notation.
It is used by the College Board in its history tests, and by the Norton Anthology of English Literature. The US-based History Channel uses BCE/CE notation in articles on non-Christian religious topics such as Jerusalem and Judaism.
Some more modern sources, often more academic ones, also use the "1661/62" style for the period between 1 January and 25 March for years before the introduction of the Gregorian calendar in England. and the British Calendar (New Style) Act 1750, Ireland, Great Britain and the British Empire (including much of what is now the eastern part of the United States) adopted the Gregorian calendar in 1752, by which time it was necessary to correct by 11 days.
Wednesday, 2 September 1752, was followed by Thursday, 14 September 1752.
The abbreviation BCE, just as with BC, always follows the year number.
Unlike AD, which traditionally precedes the year number, CE always follows the year number (if context requires that it be written at all).
The story became national news and drew opposition from some politicians and church leaders.The expression has been traced back to 1615, when it first appeared in a book by Johannes Kepler as the Latin usage and became more widely used in the mid-19th century by Jewish academics.In the later 20th century, the use of CE and BCE was popularized in academic and scientific publications, and more generally by authors and publishers wishing to emphasize secularism or sensitivity to non-Christians, by not explicitly referencing Jesus as "Christ" and Dominus ("Lord") through use of the abbreviation The year numbering system used with Common Era notation was devised by the Christian monk Dionysius Exiguus in the year 525 to replace the Era of Martyrs system, because he did not wish to continue the memory of a tyrant who persecuted Christians.Thus, "the common era of the Jews", Some Jewish academics were already using the CE and BCE abbreviations by the mid-19th century, such as in 1856, when Rabbi and historian Morris Jacob Raphall used the abbreviation in his book Post-Biblical History of The Jews.Some publications have moved over to using it exclusively.