基督教历史：为什么圣诞节在12月25日庆祝？

When did Christians start celebrating Christmas on December 25th? The celebration of Christmas on December 25th emerged gradually in Christian communities during the 3rd and 4th centuries AD. The earliest definitive evidence we have for December 25th being observed as the birth of Christ comes from a Roman almanac dated to 354 AD, which lists December 25th as “natus Christus in Betleem Judeae” – “Christ was born in Bethlehem of Judea.”(Schmidt, 2015, pp. 542–563) But the process of establishing this…