December 25, 325 is the first date that Christmas was celebrated specifically on December 25.
December 25, 597 England adopted the Julian calendar, now used by
most of the world.
December 25, 800 Charlemagne is crowned Holy Roman Emperor by Pope
December 25, 1066 William the Conqueror is crowned King of England.
December 25, 1717 the great Christmas Flood ravaged the Netherlands
and parts of Germany and Scandinavia.
December 25, 1776 - 11pm, General George Washington, along with
5,400 men, crossed the Delaware River, in order to surprise Hessian
troops celebrating the Christmas Holiday.
December 25, 1914 the Christmas Truce. During the height of World
War I, the Germans began to sing Christmas Carols, crossed the
lines, and met with Allies and both shook hands. (The next day they
December 25, 2002 University of New Mexico junior place-kicker Katie
Hnida attempts to kick an extra point in a game against UCLA in the
Las Vegas Bowl. She is first woman to play in Division I football.
December 25, 2012 - Merry Christmas!