Historical Events In December - 25
Tuesday, 21 October 2025
0001 Christmas, according to calendar-maker Dionysus Exiguus on this day in history.
0001 On this day in history 1st Christmas, according to calendar-maker Dionysus Exiguus
0274 Roman Emperor Aurelian dedicates a temple to Sol Invictus on the supposed day of the winter solstice and day of rebirth of the Sun on this day in history.
0336 On December - 25 the first1st recorded celebration of Christmas on 2005occurs in Rome
0336 The first1st recorded celebration of Christmas on Dec 25 occurs in Rome on this day in history.
0337 On December - 25 earliest possible date that Christmas was celebrated on Dec 25th
0352 On December - 25 1st definite date Christmas was celebrated on Dec 25th
0390 On this day in history roman emperor Theodosius admits debt on mass murder in Thessalonica
0498 On December - 25 french king Clovis baptises himself
0597 England adopts Julian calendar on December - 25.
0604 On December - 25 battle at Etampes (Stampae): Burgundy beat Neustriers
0795 On December - 25 adrian I ends his reign as Catholic Pope
0795 On this day in history adrian I, Italian Pope (772-95), dies
0800 Pope Leo III crowns Charles the Great (Charlemagne), Roman emperor on this day in history.
0820 Leo V, the Armenian, Byzantine gen/Emperor (813-20), murdered on December - 25.
0875 Charles, the Bare, crowned emperor of Rome on December - 25.
0967 John XIII crowned Otto II the Red German compassionate emperor on this day in history.
0969 Johannes I Tzimisces, crowned emperor of Byzantium on December - 25.
0979 Rotardus appointed as bishop of the kingdom on December - 25.
0999 On this day in history heribertus becomes bishop of Cologne
1000 On this day in history monarch Istvan crowned king of Hungary
1046 Pope Clemens VI crowns Henry III RC-German emperor on this day in history.
1048 On this day in history parliament of Worms: Emperor Henry III names his cousin count Bruno van Egisheim/Dagsburg as Pope Leo IX
1066 Harold II is killed in the Battle of Hastings, and William is crowned December 25 on this day in history.
1066 William the Conqueror's coronation, held at Westminster Abbey on this day in history.
1066 On December - 25 william the Conqueror, crowned king of England
1100 Boudouin I of Boulogne crowned king of Jerusalem on December - 25.
1101 Henry I of Limburg becomes duke of Neth-Lutherans on December - 25.
1121 On this day in history norbertus van Xanten finds order of the Norbertijnen
1130 Anti-pope Anacletus II crowns Roger II the Norman, king of Sicily on this day in history.
1156 Peter Venerabilis, Fr theologist/9th abbot of Cluny, dies at about 61 on this day in history.
1223 St Francis of Assisi assembles first Nativity scene (Greccio, Italy) on December - 25.
1223 St Francis of Assisi assembles 1st Nativity scene (Greccio, Italy) on this day in history.
1249 Peter Nolascus, Spanish monastery founder/St, dies on December - 25.
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