The A.D. system, often called “C.E.” or “Common Era” time today, was introduced in Europe during the Middle Ages. It joined the world’s other temporal systems like the Coptic, ...

Many publications use "C.E.," or "common era," and "B.C.E.," or "before common era" in order to make non-Christians more comfortable using the system.

The A.D. system, often called “C.E.” or “Common Era” time today, was introduced in Europe during the Middle Ages. It joined the world’s other temporal systems like the Coptic, ...

The A.D. system, often called “C.E.” or “Common Era” time today, was introduced in Europe during the Middle Ages. It joined the world’s other temporal systems like the Coptic, Seleucid, Egyptian, ...

December 24, 2021 by Miriamne Ara Krummel Professor of English, University of Dayton. Today, many people use the expressions “common era” and “before the common era,” or C.E. and B.C.E ...