How common is the ‘Common Era?’ How A.D. and C.E. took over counting years

How common is the ‘Common Era?’ How A.D. and C.E. took over counting years: How common is the ‘Common Era?’ How A.D. and C.E. took over counting years. On Dec. 31, people from cultures all around the world will be raising a toast to welcome in A.D. 2022. Few of them will think about the fact that A.D. signals “anno Domini,” Latin for “in the year of our Lord.” In A.D. temporality – the one acknowledged by most societies today – next year marks 2023 years since the purported birth of Jesus Christ. So why are we all toasting this new year, given that most of the world’s nearly 8 billion people aren’t Christians?